Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
1
|
Computer
|
199,666
|
6,655
|
C
|
High
|
2
|
Adrian Newey
|
184,100
|
6,136
|
B
|
Low
|
3
|
Newton's laws of motion
|
96,282
|
3,209
|
B
|
Top
|
4
|
Massachusetts Institute of Technology
|
94,396
|
3,146
|
GA
|
Mid
|
5
|
Nuclear weapon
|
93,014
|
3,100
|
C
|
High
|
6
|
Metric prefix
|
86,294
|
2,876
|
C
|
Unknown
|
7
|
BMW B58
|
81,011
|
2,700
|
C
|
Low
|
8
|
Honda K engine
|
79,637
|
2,654
|
C
|
Low
|
9
|
Cloud computing
|
77,281
|
2,576
|
C
|
Mid
|
10
|
Technology
|
76,744
|
2,558
|
B
|
Top
|
11
|
Anna Menon
|
76,500
|
2,550
|
Start
|
Unknown
|
12
|
Airbus A321neo
|
70,173
|
2,339
|
C
|
Low
|
13
|
Internet of things
|
69,240
|
2,308
|
B
|
High
|
14
|
Law of triviality
|
67,518
|
2,250
|
C
|
Mid
|
15
|
Glock switch
|
64,253
|
2,141
|
C
|
Low
|
16
|
Dyson sphere
|
59,930
|
1,997
|
C
|
Mid
|
17
|
Indian Institutes of Technology
|
59,618
|
1,987
|
B
|
Mid
|
18
|
HDMI
|
58,574
|
1,952
|
B
|
Mid
|
19
|
Murphy's law
|
58,247
|
1,941
|
C
|
Low
|
20
|
Larsen & Toubro
|
55,555
|
1,851
|
C
|
High
|
21
|
GameCube
|
54,779
|
1,825
|
B
|
Low
|
22
|
Ford Model T
|
52,390
|
1,746
|
B
|
Low
|
23
|
Hard disk drive
|
52,274
|
1,742
|
B
|
High
|
24
|
Entropy (information theory)
|
50,613
|
1,687
|
C
|
High
|
25
|
Trinity (nuclear test)
|
49,575
|
1,652
|
FA
|
Top
|
26
|
Civil engineering
|
49,049
|
1,634
|
C
|
Top
|
27
|
Little Boy
|
48,977
|
1,632
|
GA
|
High
|
28
|
Mechanical engineering
|
48,032
|
1,601
|
B
|
Top
|
29
|
Tire
|
47,969
|
1,598
|
C
|
Low
|
30
|
Dirac delta function
|
47,029
|
1,567
|
GA
|
High
|
31
|
Programmer
|
46,458
|
1,548
|
C
|
Mid
|
32
|
Engineering
|
46,319
|
1,543
|
C
|
Top
|
33
|
Electrical engineering
|
45,663
|
1,522
|
B
|
Top
|
34
|
IP code
|
45,658
|
1,521
|
C
|
Mid
|
35
|
International Organization for Standardization
|
42,776
|
1,425
|
C
|
Mid
|
36
|
Steam engine
|
42,142
|
1,404
|
C
|
High
|
37
|
Ideal gas law
|
41,168
|
1,372
|
C
|
Mid
|
38
|
Solid-state drive
|
40,949
|
1,364
|
C
|
Mid
|
39
|
Erie Canal
|
40,439
|
1,347
|
C
|
Mid
|
40
|
Robot
|
40,208
|
1,340
|
B
|
Top
|
41
|
Torque
|
40,187
|
1,339
|
B
|
Mid
|
42
|
Fat Man
|
38,781
|
1,292
|
GA
|
High
|
43
|
Enterprise resource planning
|
37,237
|
1,241
|
B
|
Mid
|
44
|
Heating, ventilation, and air conditioning
|
37,050
|
1,235
|
C
|
High
|
45
|
Toyota UZ engine
|
36,751
|
1,225
|
C
|
Low
|
46
|
BMW N55
|
35,728
|
1,190
|
C
|
Low
|
47
|
Fourth Industrial Revolution
|
35,624
|
1,187
|
C
|
Low
|
48
|
Diesel engine
|
35,618
|
1,187
|
C
|
Mid
|
49
|
Nuclear weapons and Israel
|
34,994
|
1,166
|
B
|
Low
|
50
|
Air conditioning
|
34,538
|
1,151
|
C
|
Mid
|
51
|
Intellectual property
|
34,208
|
1,140
|
B
|
Top
|
52
|
Electric motor
|
34,197
|
1,139
|
C
|
High
|
53
|
Technology readiness level
|
33,871
|
1,129
|
C
|
Mid
|
54
|
Francis Scott Key Bridge collapse
|
33,733
|
1,124
|
B
|
Mid
|
55
|
Continuously variable transmission
|
33,641
|
1,121
|
C
|
Mid
|
56
|
Momentum
|
33,595
|
1,119
|
B
|
Top
|
57
|
Optical fiber
|
33,513
|
1,117
|
B
|
Mid
|
58
|
Laptop
|
33,449
|
1,114
|
C
|
Mid
|
59
|
Ellen Ochoa
|
33,158
|
1,105
|
B
|
Low
|
60
|
Big Dig
|
33,075
|
1,102
|
B
|
Mid
|
61
|
The O2 Arena
|
33,061
|
1,102
|
C
|
Low
|
62
|
Carl Benz
|
32,132
|
1,071
|
C
|
High
|
63
|
Aerospace engineering
|
32,076
|
1,069
|
C
|
Top
|
64
|
BMW N52
|
31,943
|
1,064
|
Unknown
|
Low
|
65
|
Diesel fuel
|
31,824
|
1,060
|
C
|
Mid
|
66
|
Harrison Ruffin Tyler
|
31,733
|
1,057
|
C
|
Low
|
67
|
Self-driving car
|
31,571
|
1,052
|
B
|
Top
|
68
|
Ferdinand Porsche
|
31,262
|
1,042
|
Start
|
Low
|
69
|
Rex Tillerson
|
31,086
|
1,036
|
C
|
Mid
|
70
|
Mechatronics
|
30,889
|
1,029
|
Start
|
Mid
|
71
|
Three-phase electric power
|
30,585
|
1,019
|
C
|
Low
|
72
|
Engine
|
30,453
|
1,015
|
C
|
High
|
73
|
Noise pollution
|
30,116
|
1,003
|
C
|
Mid
|
74
|
Hyperloop
|
30,085
|
1,002
|
C
|
High
|
75
|
Printed circuit board
|
29,633
|
987
|
B
|
High
|
76
|
Software engineering
|
29,405
|
980
|
C
|
Top
|
77
|
Science, technology, engineering, and mathematics
|
29,309
|
976
|
C
|
Low
|
78
|
Gustave Eiffel
|
29,099
|
969
|
B
|
Mid
|
79
|
5S (methodology)
|
28,809
|
960
|
Start
|
Low
|
80
|
Mecanum wheel
|
28,485
|
949
|
Stub
|
Low
|
81
|
John DeLorean
|
28,376
|
945
|
B
|
High
|
82
|
Nuclear reactor
|
28,327
|
944
|
B
|
Mid
|
83
|
BMW M52
|
27,532
|
917
|
Unknown
|
Unknown
|
84
|
Institute of Electrical and Electronics Engineers
|
27,130
|
904
|
B
|
High
|
85
|
WD-40
|
26,941
|
898
|
C
|
Low
|
86
|
Northeastern University
|
26,902
|
896
|
B
|
Low
|
87
|
AutoCAD
|
26,840
|
894
|
C
|
Mid
|
88
|
Engineer's Day
|
26,798
|
893
|
List
|
Mid
|
89
|
CFM International CFM56
|
26,751
|
891
|
A
|
Low
|
90
|
BMW N63
|
26,702
|
890
|
C
|
Low
|
91
|
Abdul Latif Rashid
|
26,576
|
885
|
Start
|
Low
|
92
|
Amy Schneider
|
26,202
|
873
|
C
|
Low
|
93
|
Parkinson's law
|
26,163
|
872
|
C
|
High
|
94
|
Nominal Pipe Size
|
26,065
|
868
|
Unknown
|
Unknown
|
95
|
Nuclear submarine
|
26,015
|
867
|
C
|
Unknown
|
96
|
Project management
|
25,900
|
863
|
B
|
High
|
97
|
Computer-aided design
|
25,647
|
854
|
C
|
High
|
98
|
Honda L engine
|
25,545
|
851
|
C
|
Low
|
99
|
Robotics
|
25,492
|
849
|
B
|
Top
|
100
|
Ishikawa diagram
|
25,297
|
843
|
Start
|
Mid
|
101
|
Lean manufacturing
|
25,231
|
841
|
C
|
Mid
|
102
|
Big data
|
25,188
|
839
|
B
|
High
|
103
|
Aldgate Pump
|
24,874
|
829
|
Start
|
Low
|
104
|
Systems engineering
|
24,765
|
825
|
B
|
High
|
105
|
Nuclear warfare
|
24,466
|
815
|
C
|
Unknown
|
106
|
SCADA
|
24,408
|
813
|
C
|
Mid
|
107
|
Ceramic
|
24,322
|
810
|
B
|
Mid
|
108
|
Brick
|
24,296
|
809
|
C
|
Mid
|
109
|
Scopus
|
24,274
|
809
|
Start
|
Low
|
110
|
Rudolf Diesel
|
24,211
|
807
|
C
|
Mid
|
111
|
Two-stroke engine
|
23,900
|
796
|
C
|
Mid
|
112
|
Numerical control
|
23,749
|
791
|
C
|
High
|
113
|
O'Neill cylinder
|
23,711
|
790
|
C
|
Unknown
|
114
|
Four-stroke engine
|
23,631
|
787
|
C
|
High
|
115
|
Straight-six engine
|
23,324
|
777
|
C
|
Low
|
116
|
Cast iron
|
22,891
|
763
|
C
|
Mid
|
117
|
Decision-making
|
22,888
|
762
|
C
|
Top
|
118
|
Supercharger
|
22,725
|
757
|
C
|
Low
|
119
|
Innovation
|
22,713
|
757
|
B
|
Top
|
120
|
KISS principle
|
22,587
|
752
|
Start
|
High
|
121
|
Cummins
|
22,535
|
751
|
C
|
Mid
|
122
|
Genetic engineering
|
22,463
|
748
|
GA
|
High
|
123
|
Web of Science
|
22,314
|
743
|
C
|
Low
|
124
|
Twin-turbo
|
22,303
|
743
|
C
|
Low
|
125
|
Oil platform
|
22,256
|
741
|
C
|
Mid
|
126
|
Land speed record
|
21,944
|
731
|
C
|
Mid
|
127
|
BMW N57
|
21,831
|
727
|
Start
|
Low
|
128
|
CE marking
|
21,783
|
726
|
C
|
Mid
|
129
|
Escorts Kubota Limited
|
21,514
|
717
|
Start
|
Unknown
|
130
|
Taxonomy
|
21,502
|
716
|
Start
|
Unknown
|
131
|
Quantum logic gate
|
21,099
|
703
|
C
|
Unknown
|
132
|
Engineer
|
20,987
|
699
|
C
|
Top
|
133
|
Space elevator
|
20,949
|
698
|
B
|
Mid
|
134
|
Flight airspeed record
|
20,848
|
694
|
C
|
Unknown
|
135
|
V12 engine
|
20,651
|
688
|
Start
|
Mid
|
136
|
BMW M50
|
20,625
|
687
|
C
|
Low
|
137
|
Building information modeling
|
20,526
|
684
|
C
|
Mid
|
138
|
Jet engine
|
20,447
|
681
|
C
|
High
|
139
|
Problem solving
|
20,397
|
679
|
C
|
High
|
140
|
Carburetor
|
20,341
|
678
|
C
|
Mid
|
141
|
Computer engineering
|
20,313
|
677
|
C
|
Top
|
142
|
Prince engine
|
20,287
|
676
|
C
|
Low
|
143
|
Scramjet
|
20,257
|
675
|
C
|
Low
|
144
|
Gartner hype cycle
|
20,245
|
674
|
C
|
Mid
|
145
|
Hexagon
|
20,222
|
674
|
C
|
Low
|
146
|
Analog computer
|
20,216
|
673
|
B
|
Low
|
147
|
Rolls-Royce Merlin
|
19,964
|
665
|
FA
|
High
|
148
|
Thermal power station
|
19,888
|
662
|
C
|
High
|
149
|
Metallurgy
|
19,885
|
662
|
C
|
Top
|
150
|
IIT Bombay
|
19,884
|
662
|
C
|
Mid
|
151
|
Drag (physics)
|
19,612
|
653
|
C
|
High
|
152
|
Supply chain management
|
19,583
|
652
|
B
|
Mid
|
153
|
Weather modification
|
19,564
|
652
|
B
|
Low
|
154
|
Venturi effect
|
19,069
|
635
|
C
|
Mid
|
155
|
IIT Kharagpur
|
19,064
|
635
|
B
|
Mid
|
156
|
Industrial engineering
|
18,985
|
632
|
Start
|
High
|
157
|
Minimum viable product
|
18,902
|
630
|
Start
|
High
|
158
|
Information security
|
18,812
|
627
|
B
|
High
|
159
|
Infrastructure
|
18,784
|
626
|
C
|
High
|
160
|
Planned obsolescence
|
18,678
|
622
|
Start
|
High
|
161
|
Biomedical engineering
|
18,625
|
620
|
B
|
Top
|
162
|
Chemical engineering
|
18,402
|
613
|
B
|
Top
|
163
|
Six-stroke engine
|
18,357
|
611
|
C
|
Unknown
|
164
|
List of BMW engines
|
18,337
|
611
|
List
|
Low
|
165
|
Crane (machine)
|
18,234
|
607
|
B
|
Mid
|
166
|
Risk management
|
18,203
|
606
|
C
|
High
|
167
|
Materials science
|
18,141
|
604
|
B
|
Top
|
168
|
Active electronically scanned array
|
18,021
|
600
|
C
|
Low
|
169
|
Power factor
|
17,818
|
593
|
B
|
Low
|
170
|
Vannevar Bush
|
17,724
|
590
|
FA
|
Mid
|
171
|
Wrought iron
|
17,605
|
586
|
C
|
Mid
|
172
|
Timing belt (camshaft)
|
17,593
|
586
|
C
|
Mid
|
173
|
Andrea Stella (engineer)
|
17,503
|
583
|
Start
|
Low
|
174
|
Carbon steel
|
17,381
|
579
|
C
|
High
|
175
|
Rust
|
17,315
|
577
|
C
|
High
|
176
|
Millennium Dome
|
17,254
|
575
|
B
|
Mid
|
177
|
Pareto efficiency
|
17,232
|
574
|
C
|
Mid
|
178
|
Rebar
|
17,203
|
573
|
C
|
High
|
179
|
Bachelor of Engineering
|
17,112
|
570
|
Start
|
Mid
|
180
|
Steam turbine
|
17,009
|
566
|
C
|
Mid
|
181
|
Construction of the World Trade Center
|
17,005
|
566
|
FA
|
Mid
|
182
|
Citadel
|
16,959
|
565
|
C
|
Low
|
183
|
List of screw drives
|
16,830
|
561
|
List
|
Mid
|
184
|
Do it yourself
|
16,705
|
556
|
C
|
Low
|
185
|
Operations research
|
16,631
|
554
|
C
|
High
|
186
|
SAE 304 stainless steel
|
16,385
|
546
|
C
|
Low
|
187
|
Brushless DC electric motor
|
16,320
|
544
|
C
|
High
|
188
|
AECOM
|
16,312
|
543
|
C
|
Low
|
189
|
Automation
|
16,191
|
539
|
B
|
High
|
190
|
Actuator
|
16,158
|
538
|
Start
|
Low
|
191
|
Fluid dynamics
|
15,879
|
529
|
B
|
High
|
192
|
Ramjet
|
15,706
|
523
|
C
|
Low
|
193
|
High availability
|
15,669
|
522
|
C
|
Low
|
194
|
Failure mode and effects analysis
|
15,627
|
520
|
C
|
High
|
195
|
Gear
|
15,533
|
517
|
B
|
High
|
196
|
Engineering drawing abbreviations and symbols
|
15,387
|
512
|
List
|
Low
|
197
|
Run-flat tire
|
15,196
|
506
|
C
|
Low
|
198
|
Excavator
|
15,189
|
506
|
C
|
Unknown
|
199
|
BMW N20
|
15,128
|
504
|
Unknown
|
Unknown
|
200
|
BMW 02 Series
|
14,973
|
499
|
Unknown
|
Unknown
|
201
|
Nissan MR engine
|
14,972
|
499
|
Start
|
Low
|
202
|
Tungsten carbide
|
14,965
|
498
|
B
|
Mid
|
203
|
Volvo Engine Architecture
|
14,919
|
497
|
List
|
Low
|
204
|
BMW B57
|
14,880
|
496
|
Start
|
Low
|
205
|
List of engineering branches
|
14,780
|
492
|
List
|
Low
|
206
|
Stress–strain curve
|
14,750
|
491
|
Start
|
Unknown
|
207
|
Diffusion of innovations
|
14,740
|
491
|
C
|
Mid
|
208
|
Mobile device
|
14,658
|
488
|
Start
|
Low
|
209
|
Slate
|
14,630
|
487
|
Start
|
Low
|
210
|
Santiago Calatrava
|
14,515
|
483
|
C
|
High
|
211
|
Composite material
|
14,289
|
476
|
C
|
High
|
212
|
Equations of motion
|
14,110
|
470
|
B
|
Mid
|
213
|
Waterfall model
|
14,037
|
467
|
C
|
Mid
|
214
|
Radioactive waste
|
13,990
|
466
|
B
|
Low
|
215
|
List of Filipino inventions and discoveries
|
13,947
|
464
|
List
|
Low
|
216
|
Smelting
|
13,911
|
463
|
C
|
Low
|
217
|
Otis Worldwide
|
13,892
|
463
|
Start
|
Unknown
|
218
|
Snap-on
|
13,879
|
462
|
C
|
Low
|
219
|
ISO metric screw thread
|
13,853
|
461
|
C
|
Mid
|
220
|
WSP Global
|
13,808
|
460
|
Start
|
High
|
221
|
The purpose of a system is what it does
|
13,801
|
460
|
Start
|
Low
|
222
|
Euclidean vector
|
13,715
|
457
|
B
|
Low
|
223
|
Bulldozer
|
13,710
|
457
|
Start
|
High
|
224
|
Lever
|
13,680
|
456
|
B
|
Mid
|
225
|
Phased array
|
13,680
|
456
|
C
|
Low
|
226
|
Risk
|
13,540
|
451
|
C
|
Top
|
227
|
Simple machine
|
13,531
|
451
|
C
|
High
|
228
|
Antenna (radio)
|
13,397
|
446
|
C
|
Low
|
229
|
Colossus computer
|
13,361
|
445
|
B
|
Unknown
|
230
|
Molten-salt reactor
|
13,271
|
442
|
B
|
Unknown
|
231
|
Bastion fort
|
13,271
|
442
|
Start
|
Unknown
|
232
|
Peter Madsen
|
13,242
|
441
|
C
|
Low
|
233
|
Tom Stallard
|
13,207
|
440
|
Stub
|
Low
|
234
|
Humanoid robot
|
13,085
|
436
|
C
|
Top
|
235
|
Pump
|
13,080
|
436
|
Start
|
High
|
236
|
Boston Dynamics
|
13,069
|
435
|
C
|
Low
|
237
|
AST SpaceMobile
|
13,029
|
434
|
Start
|
Low
|
238
|
Slag
|
12,989
|
432
|
C
|
Low
|
239
|
AtkinsRéalis
|
12,984
|
432
|
C
|
Low
|
240
|
Brunel University of London
|
12,951
|
431
|
C
|
High
|
241
|
Epicyclic gearing
|
12,919
|
430
|
B
|
Mid
|
242
|
Hero of Alexandria
|
12,888
|
429
|
C
|
Mid
|
243
|
SolidWorks
|
12,883
|
429
|
Start
|
Low
|
244
|
Blueprint
|
12,844
|
428
|
Start
|
High
|
245
|
Aqueduct (water supply)
|
12,816
|
427
|
C
|
Low
|
246
|
Carnot cycle
|
12,771
|
425
|
B
|
Mid
|
247
|
Hex key
|
12,748
|
424
|
C
|
Mid
|
248
|
Audio engineer
|
12,729
|
424
|
C
|
Mid
|
249
|
Synchronous motor
|
12,722
|
424
|
C
|
High
|
250
|
Maintenance
|
12,684
|
422
|
C
|
High
|
251
|
Spinning jenny
|
12,649
|
421
|
Start
|
High
|
252
|
Analysis paralysis
|
12,646
|
421
|
C
|
High
|
253
|
List of megaprojects
|
12,622
|
420
|
List
|
Unknown
|
254
|
Limited-slip differential
|
12,549
|
418
|
C
|
Low
|
255
|
Dipole antenna
|
12,478
|
415
|
B
|
Mid
|
256
|
Archimedes' screw
|
12,453
|
415
|
C
|
Low
|
257
|
TDI (engine)
|
12,246
|
408
|
Start
|
Mid
|
258
|
Van
|
12,236
|
407
|
Start
|
Low
|
259
|
Hydraulics
|
12,236
|
407
|
C
|
Top
|
260
|
Aerospike engine
|
12,183
|
406
|
C
|
Mid
|
261
|
Root cause analysis
|
12,163
|
405
|
C
|
Mid
|
262
|
Yagi–Uda antenna
|
12,159
|
405
|
C
|
Low
|
263
|
Clutch
|
12,134
|
404
|
C
|
Mid
|
264
|
Barry Voight
|
12,104
|
403
|
FA
|
Low
|
265
|
Rube Goldberg
|
12,092
|
403
|
C
|
Mid
|
266
|
Arup Group
|
12,084
|
402
|
Start
|
Mid
|
267
|
Von Mises yield criterion
|
12,045
|
401
|
Start
|
Mid
|
268
|
Hammer
|
12,029
|
400
|
C
|
Mid
|
269
|
Aluminium alloy
|
12,024
|
400
|
C
|
High
|
270
|
Atkinson cycle
|
11,988
|
399
|
C
|
High
|
271
|
Common rail
|
11,978
|
399
|
C
|
Mid
|
272
|
Aerodynamics
|
11,917
|
397
|
B
|
Top
|
273
|
Sustainable energy
|
11,901
|
396
|
FA
|
High
|
274
|
Electronic engineering
|
11,856
|
395
|
C
|
High
|
275
|
Concept map
|
11,715
|
390
|
C
|
Mid
|
276
|
Rockwell scale
|
11,683
|
389
|
C
|
High
|
277
|
Heavy equipment
|
11,683
|
389
|
C
|
High
|
278
|
Drag reduction system
|
11,650
|
388
|
C
|
Low
|
279
|
IIT Delhi
|
11,627
|
387
|
C
|
Mid
|
280
|
Isometric projection
|
11,533
|
384
|
Start
|
Mid
|
281
|
Cryogenics
|
11,532
|
384
|
C
|
Mid
|
282
|
Ringworld
|
11,512
|
383
|
B
|
Low
|
283
|
Proof of concept
|
11,434
|
381
|
Start
|
High
|
284
|
Hilti
|
11,414
|
380
|
Start
|
Unknown
|
285
|
Dick Strawbridge
|
11,391
|
379
|
C
|
Low
|
286
|
Groq
|
11,360
|
378
|
C
|
Low
|
287
|
Regenerative braking
|
11,336
|
377
|
C
|
Low
|
288
|
Motor oil
|
11,316
|
377
|
C
|
Low
|
289
|
Petroleum industry
|
11,272
|
375
|
C
|
Low
|
290
|
Fatigue (material)
|
11,198
|
373
|
C
|
High
|
291
|
Combined cycle power plant
|
11,175
|
372
|
B
|
High
|
292
|
Cultured meat
|
11,167
|
372
|
B
|
Low
|
293
|
Robotic process automation
|
11,143
|
371
|
Start
|
Low
|
294
|
Chemical industry
|
11,098
|
369
|
Start
|
High
|
295
|
Pulley
|
11,075
|
369
|
C
|
Top
|
296
|
Camshaft
|
11,023
|
367
|
B
|
Mid
|
297
|
PSA EW/DW engine
|
11,012
|
367
|
C
|
Low
|
298
|
Material
|
11,008
|
366
|
Start
|
Low
|
299
|
Rocket engine
|
10,992
|
366
|
C
|
Mid
|
300
|
Impulse (physics)
|
10,957
|
365
|
Start
|
High
|
301
|
Circular motion
|
10,927
|
364
|
C
|
Mid
|
302
|
Bluing (steel)
|
10,911
|
363
|
C
|
Low
|
303
|
Sam Brinton
|
10,716
|
357
|
Start
|
Low
|
304
|
Diesel particulate filter
|
10,699
|
356
|
C
|
Low
|
305
|
Diorama
|
10,639
|
354
|
C
|
Low
|
306
|
Synergy
|
10,604
|
353
|
C
|
High
|
307
|
Subaru WRX STI
|
10,589
|
352
|
Unknown
|
Unknown
|
308
|
Coandă effect
|
10,525
|
350
|
C
|
Low
|
309
|
Straight-three engine
|
10,498
|
349
|
Start
|
Mid
|
310
|
Structural integrity and failure
|
10,492
|
349
|
C
|
Unknown
|
311
|
Car suspension
|
10,417
|
347
|
C
|
High
|
312
|
Bagger 288
|
10,414
|
347
|
Start
|
Mid
|
313
|
Turbo-diesel
|
10,373
|
345
|
C
|
Mid
|
314
|
Simulation
|
10,333
|
344
|
B
|
Mid
|
315
|
BMW N62
|
10,332
|
344
|
C
|
Low
|
316
|
XY problem
|
10,327
|
344
|
Start
|
Low
|
317
|
Chrysler B engine
|
10,308
|
343
|
Start
|
Low
|
318
|
Overhead valve engine
|
10,298
|
343
|
C
|
Mid
|
319
|
Tuned mass damper
|
10,155
|
338
|
C
|
Mid
|
320
|
Project management triangle
|
10,154
|
338
|
Start
|
Unknown
|
321
|
Scram
|
10,084
|
336
|
C
|
Low
|
322
|
Turbine
|
10,062
|
335
|
C
|
High
|
323
|
Gas tungsten arc welding
|
10,061
|
335
|
FA
|
Mid
|
324
|
Biological engineering
|
10,058
|
335
|
C
|
High
|
325
|
Brainstorming
|
10,055
|
335
|
Start
|
High
|
326
|
Railway speed record
|
10,037
|
334
|
List
|
Unknown
|
327
|
Stepper motor
|
10,027
|
334
|
C
|
Unknown
|
328
|
Pipeline
|
10,006
|
333
|
B
|
Mid
|
329
|
Creep (deformation)
|
9,994
|
333
|
B
|
Low
|
330
|
Rack and pinion
|
9,985
|
332
|
C
|
Mid
|
331
|
Poka-yoke
|
9,981
|
332
|
Start
|
High
|
332
|
Fellow of the Royal Academy of Engineering
|
9,967
|
332
|
Stub
|
Low
|
333
|
Volvo D5 engine
|
9,924
|
330
|
Start
|
Low
|
334
|
Combat engineer
|
9,859
|
328
|
Start
|
Mid
|
335
|
BMW S85
|
9,800
|
326
|
Start
|
Unknown
|
336
|
BMW M30
|
9,757
|
325
|
C
|
Low
|
337
|
Power steering
|
9,750
|
325
|
C
|
Low
|
338
|
Optical disc
|
9,730
|
324
|
C
|
Unknown
|
339
|
Lateral thinking
|
9,730
|
324
|
C
|
Mid
|
340
|
Revolutions per minute
|
9,699
|
323
|
Start
|
Mid
|
341
|
AGA cooker
|
9,645
|
321
|
Start
|
Low
|
342
|
Rover V8 engine
|
9,628
|
320
|
C
|
Low
|
343
|
Kiln
|
9,596
|
319
|
C
|
High
|
344
|
Monocoque
|
9,552
|
318
|
C
|
High
|
345
|
Forging
|
9,552
|
318
|
B
|
Mid
|
346
|
List of vehicle speed records
|
9,546
|
318
|
List
|
Unknown
|
347
|
Pagani Utopia
|
9,544
|
318
|
Unknown
|
Unknown
|
348
|
Aerospace
|
9,510
|
317
|
C
|
High
|
349
|
Servomotor
|
9,502
|
316
|
Start
|
Unknown
|
350
|
Bill of materials
|
9,480
|
316
|
Start
|
Mid
|
351
|
Textile industry
|
9,471
|
315
|
Start
|
High
|
352
|
Master–slave (technology)
|
9,447
|
314
|
Start
|
Mid
|
353
|
Iron Ring
|
9,442
|
314
|
C
|
Low
|
354
|
Telford
|
9,431
|
314
|
B
|
Mid
|
355
|
Engine knocking
|
9,414
|
313
|
C
|
Low
|
356
|
Climate engineering
|
9,414
|
313
|
B
|
Mid
|
357
|
Loïc Serra
|
9,410
|
313
|
Start
|
Low
|
358
|
Wrench
|
9,406
|
313
|
C
|
High
|
359
|
Compression ratio
|
9,394
|
313
|
C
|
Low
|
360
|
Rankine scale
|
9,384
|
312
|
C
|
Low
|
361
|
Electronic circuit
|
9,382
|
312
|
C
|
Low
|
362
|
Unobtainium
|
9,321
|
310
|
C
|
Low
|
363
|
Plumb bob
|
9,285
|
309
|
Start
|
Unknown
|
364
|
Royal Engineers
|
9,233
|
307
|
C
|
Low
|
365
|
Boiler
|
9,232
|
307
|
C
|
High
|
366
|
Engineering drawing
|
9,227
|
307
|
C
|
Low
|
367
|
Project
|
9,226
|
307
|
Start
|
Top
|
368
|
Neuromorphic computing
|
9,211
|
307
|
B
|
Low
|
369
|
ASTM International
|
9,078
|
302
|
C
|
Mid
|
370
|
Morgan 3-Wheeler
|
9,075
|
302
|
Unknown
|
Unknown
|
371
|
BMW N46
|
9,074
|
302
|
Unknown
|
Unknown
|
372
|
Drill
|
9,057
|
301
|
C
|
Mid
|
373
|
Mini Moke
|
9,034
|
301
|
B
|
Low
|
374
|
Daniel Gabriel Fahrenheit
|
8,988
|
299
|
C
|
Low
|
375
|
IIT Kanpur
|
8,987
|
299
|
C
|
Mid
|
376
|
Piston
|
8,987
|
299
|
C
|
High
|
377
|
Gianpiero Lambiase
|
8,975
|
299
|
Start
|
Low
|
378
|
Mass production
|
8,905
|
296
|
C
|
Mid
|
379
|
History of the petroleum industry
|
8,887
|
296
|
C
|
Low
|
380
|
RTFM
|
8,879
|
295
|
Start
|
Low
|
381
|
Volvo Redblock Engine
|
8,805
|
293
|
Start
|
Low
|
382
|
Vibration
|
8,792
|
293
|
B
|
High
|
383
|
Breakwater (structure)
|
8,723
|
290
|
Start
|
High
|
384
|
Vilfredo Pareto
|
8,706
|
290
|
C
|
Low
|
385
|
List of commercial nuclear reactors
|
8,666
|
288
|
List
|
Low
|
386
|
Cogeneration
|
8,660
|
288
|
Start
|
Low
|
387
|
Straight-five engine
|
8,609
|
286
|
C
|
Low
|
388
|
Monkey wrench
|
8,595
|
286
|
Start
|
Low
|
389
|
Compact crossover SUV
|
8,595
|
286
|
C
|
Low
|
390
|
Engineering design process
|
8,503
|
283
|
Start
|
High
|
391
|
Environmental engineering
|
8,472
|
282
|
C
|
Top
|
392
|
Right to repair
|
8,465
|
282
|
B
|
Unknown
|
393
|
Fibre-reinforced plastic
|
8,438
|
281
|
Start
|
Low
|
394
|
The O2
|
8,425
|
280
|
Start
|
Mid
|
395
|
Wheelbase
|
8,415
|
280
|
Start
|
Unknown
|
396
|
BMW M20
|
8,411
|
280
|
C
|
Low
|
397
|
Agricultural engineering
|
8,342
|
278
|
Start
|
Top
|
398
|
Toyota M engine
|
8,330
|
277
|
List
|
Low
|
399
|
Xenobot
|
8,309
|
276
|
Start
|
Mid
|
400
|
Turbo encabulator
|
8,304
|
276
|
C
|
Unknown
|
401
|
Synthetic biology
|
8,240
|
274
|
B
|
Unknown
|
402
|
O-ring
|
8,197
|
273
|
C
|
Mid
|
403
|
GAZ-31105
|
8,186
|
272
|
Unknown
|
Unknown
|
404
|
Thermal energy storage
|
8,173
|
272
|
Start
|
Unknown
|
405
|
Francis Scott Key Bridge replacement
|
8,142
|
271
|
B
|
Low
|
406
|
Hofstadter's law
|
8,131
|
271
|
Start
|
Mid
|
407
|
Biomimetics
|
8,129
|
270
|
C
|
High
|
408
|
Shock absorber
|
8,120
|
270
|
C
|
Mid
|
409
|
Biochemical oxygen demand
|
8,097
|
269
|
C
|
Mid
|
410
|
Cost–benefit analysis
|
8,082
|
269
|
B
|
High
|
411
|
SAE steel grades
|
8,078
|
269
|
List
|
Low
|
412
|
General Electric Company
|
8,040
|
268
|
Start
|
Low
|
413
|
Surface roughness
|
8,018
|
267
|
C
|
Low
|
414
|
AWF8F35
|
8,004
|
266
|
Unknown
|
Unknown
|
415
|
Piping and plumbing fitting
|
7,976
|
265
|
C
|
Mid
|
416
|
Control engineering
|
7,945
|
264
|
Start
|
Top
|
417
|
SAE International
|
7,891
|
263
|
C
|
Unknown
|
418
|
Reliance Infrastructure
|
7,883
|
262
|
Start
|
Low
|
419
|
Julie Payette
|
7,882
|
262
|
B
|
Low
|
420
|
Crankcase ventilation system
|
7,849
|
261
|
C
|
Low
|
421
|
Nikolai Fomin
|
7,849
|
261
|
Start
|
Unknown
|
422
|
Otto cycle
|
7,837
|
261
|
C
|
High
|
423
|
Electrostatic discharge
|
7,831
|
261
|
Start
|
Unknown
|
424
|
Mercedes-Benz OM648 engine
|
7,811
|
260
|
Start
|
Low
|
425
|
Volkswagen Bora
|
7,795
|
259
|
Unknown
|
Unknown
|
426
|
Seasteading
|
7,766
|
258
|
Start
|
Low
|
427
|
Start-stop system
|
7,761
|
258
|
C
|
Low
|
428
|
List of IEC standards
|
7,745
|
258
|
List
|
Unknown
|
429
|
Flat engine
|
7,716
|
257
|
Start
|
Mid
|
430
|
Assembly line
|
7,708
|
256
|
C
|
Mid
|
431
|
Global Airlines
|
7,695
|
256
|
Unknown
|
Unknown
|
432
|
Willis Carrier
|
7,647
|
254
|
C
|
Unknown
|
433
|
Statistical process control
|
7,624
|
254
|
C
|
Unknown
|
434
|
Hardness
|
7,582
|
252
|
C
|
High
|
435
|
Geometric dimensioning and tolerancing
|
7,581
|
252
|
Unknown
|
Unknown
|
436
|
Engine displacement
|
7,544
|
251
|
Start
|
Low
|
437
|
Constant-velocity joint
|
7,532
|
251
|
C
|
Low
|
438
|
History of water supply and sanitation
|
7,527
|
250
|
B
|
Low
|
439
|
Cam (mechanism)
|
7,512
|
250
|
C
|
High
|
440
|
Master of Engineering
|
7,457
|
248
|
Start
|
High
|
441
|
Crowbar
|
7,457
|
248
|
Start
|
Mid
|
442
|
International Standard Atmosphere
|
7,453
|
248
|
C
|
Mid
|
443
|
Error
|
7,441
|
248
|
Start
|
High
|
444
|
GAZ-3110
|
7,384
|
246
|
Unknown
|
Unknown
|
445
|
BMW M12
|
7,377
|
245
|
C
|
Low
|
446
|
Heat recovery ventilation
|
7,371
|
245
|
C
|
Low
|
447
|
BMW M43
|
7,367
|
245
|
Unknown
|
Unknown
|
448
|
Structural engineering
|
7,345
|
244
|
B
|
Top
|
449
|
Austenitic stainless steel
|
7,317
|
243
|
C
|
Low
|
450
|
Refractory
|
7,308
|
243
|
B
|
Low
|
451
|
Drivetrain
|
7,305
|
243
|
Start
|
Low
|
452
|
Plain bearing
|
7,289
|
242
|
C
|
Mid
|
453
|
Fatberg
|
7,253
|
241
|
Start
|
Low
|
454
|
Speed tape
|
7,240
|
241
|
Start
|
Mid
|
455
|
Bloodhound LSR
|
7,192
|
239
|
C
|
Low
|
456
|
Double-clutching (technique)
|
7,163
|
238
|
C
|
Low
|
457
|
Powder metallurgy
|
7,161
|
238
|
C
|
High
|
458
|
Metamaterial
|
7,152
|
238
|
B
|
Low
|
459
|
Pro forma
|
7,142
|
238
|
Start
|
Mid
|
460
|
Daisy chain (electrical engineering)
|
7,141
|
238
|
Start
|
Low
|
461
|
Project Habakkuk
|
7,134
|
237
|
C
|
Low
|
462
|
List of ISO standards
|
7,125
|
237
|
List
|
Low
|
463
|
Automotive Safety Integrity Level
|
7,119
|
237
|
B
|
Low
|
464
|
SCART
|
7,106
|
236
|
Start
|
Unknown
|
465
|
Flange
|
7,076
|
235
|
Unknown
|
Unknown
|
466
|
Project manager
|
7,072
|
235
|
Start
|
Unknown
|
467
|
ISO 26262
|
7,054
|
235
|
Start
|
Low
|
468
|
Carillion
|
7,042
|
234
|
C
|
Low
|
469
|
Product lifecycle
|
7,039
|
234
|
Start
|
Mid
|
470
|
Mechanical ventilation
|
7,031
|
234
|
B
|
Low
|
471
|
Aeronautics
|
7,026
|
234
|
C
|
High
|
472
|
Sequential manual transmission
|
7,025
|
234
|
C
|
Low
|
473
|
Crankshaft position sensor
|
7,022
|
234
|
Start
|
Low
|
474
|
Near and far field
|
7,016
|
233
|
C
|
High
|
475
|
Brayton cycle
|
7,014
|
233
|
C
|
Low
|
476
|
Diesel–electric powertrain
|
7,011
|
233
|
Start
|
Unknown
|
477
|
Marine engineering
|
6,975
|
232
|
Start
|
Top
|
478
|
Toyota K CVT transmission
|
6,932
|
231
|
Unknown
|
Unknown
|
479
|
Military engineering
|
6,931
|
231
|
C
|
Low
|
480
|
Tarmacadam
|
6,910
|
230
|
Start
|
Mid
|
481
|
Futures studies
|
6,904
|
230
|
B
|
Low
|
482
|
Six Thinking Hats
|
6,889
|
229
|
C
|
Mid
|
483
|
American Institute of Electrical Engineers
|
6,870
|
229
|
Start
|
Unknown
|
484
|
Megastructure
|
6,857
|
228
|
Start
|
Unknown
|
485
|
Automotive engineering
|
6,848
|
228
|
Start
|
Mid
|
486
|
BMW N74
|
6,839
|
227
|
Start
|
Low
|
487
|
Hydrogen economy
|
6,837
|
227
|
B
|
Low
|
488
|
Huygens–Fresnel principle
|
6,835
|
227
|
C
|
Low
|
489
|
AWTF-80 SC
|
6,825
|
227
|
Unknown
|
Unknown
|
490
|
Chiller
|
6,822
|
227
|
C
|
Low
|
491
|
Suitcase nuclear device
|
6,814
|
227
|
Start
|
Low
|
492
|
Factor of safety
|
6,803
|
226
|
C
|
Mid
|
493
|
W12 engine
|
6,789
|
226
|
Start
|
Mid
|
494
|
Richard Trevithick
|
6,764
|
225
|
C
|
Mid
|
495
|
Turnkey
|
6,748
|
224
|
Start
|
Mid
|
496
|
Spring (device)
|
6,748
|
224
|
Start
|
High
|
497
|
X band
|
6,748
|
224
|
C
|
Mid
|
498
|
Changan CS55
|
6,734
|
224
|
Unknown
|
Unknown
|
499
|
Ayao Komatsu
|
6,732
|
224
|
Start
|
Low
|
500
|
Fissile material
|
6,730
|
224
|
C
|
Low
|
501
|
Continual improvement process
|
6,696
|
223
|
Start
|
High
|
502
|
Gigafactory Nevada
|
6,675
|
222
|
C
|
Low
|
503
|
Acura Integra (2022)
|
6,670
|
222
|
Unknown
|
Unknown
|
504
|
Vulnerability
|
6,665
|
222
|
C
|
Mid
|
505
|
Deep sea mining
|
6,663
|
222
|
C
|
Low
|
506
|
Marine propulsion
|
6,647
|
221
|
C
|
Mid
|
507
|
Mohr's circle
|
6,623
|
220
|
B
|
Mid
|
508
|
Compound steam engine
|
6,621
|
220
|
C
|
High
|
509
|
Screw thread
|
6,611
|
220
|
C
|
High
|
510
|
Funan Techo Canal
|
6,605
|
220
|
Stub
|
Unknown
|
511
|
BMW N43
|
6,585
|
219
|
Unknown
|
Unknown
|
512
|
Stopwatch
|
6,572
|
219
|
Start
|
Unknown
|
513
|
Citicorp Center engineering crisis
|
6,571
|
219
|
Start
|
Low
|
514
|
Hydrogen embrittlement
|
6,564
|
218
|
Start
|
High
|
515
|
Risk assessment
|
6,558
|
218
|
C
|
Mid
|
516
|
Brake fluid
|
6,552
|
218
|
C
|
Mid
|
517
|
Drilling rig
|
6,542
|
218
|
Start
|
Mid
|
518
|
ARINC 429
|
6,537
|
217
|
Start
|
Unknown
|
519
|
Front-wheel drive
|
6,520
|
217
|
B
|
Low
|
520
|
Aircraft flight dynamics
|
6,485
|
216
|
Start
|
Mid
|
521
|
Benchmarking
|
6,485
|
216
|
Start
|
Mid
|
522
|
Manufacturing engineering
|
6,480
|
216
|
Start
|
Top
|
523
|
Universal joint
|
6,470
|
215
|
Unknown
|
Unknown
|
524
|
Linear motor
|
6,466
|
215
|
Start
|
High
|
525
|
Pressure vessel
|
6,456
|
215
|
C
|
Mid
|
526
|
Spacecraft propulsion
|
6,442
|
214
|
Start
|
Unknown
|
527
|
Throttle
|
6,433
|
214
|
C
|
Mid
|
528
|
San Juanico Bridge
|
6,421
|
214
|
C
|
Low
|
529
|
Honda CR-V (fifth generation)
|
6,399
|
213
|
Unknown
|
Unknown
|
530
|
Power-to-weight ratio
|
6,394
|
213
|
C
|
Mid
|
531
|
Polaris Slingshot
|
6,383
|
212
|
C
|
Low
|
532
|
Wolfsburg Volkswagen Plant
|
6,378
|
212
|
Start
|
Mid
|
533
|
Electromechanics
|
6,353
|
211
|
Start
|
High
|
534
|
Pareto front
|
6,348
|
211
|
Start
|
Unknown
|
535
|
Engineer's Ring
|
6,336
|
211
|
Start
|
Low
|
536
|
Changan CS35
|
6,328
|
210
|
Unknown
|
Unknown
|
537
|
Embarrassingly parallel
|
6,320
|
210
|
Start
|
Low
|
538
|
Nondestructive testing
|
6,318
|
210
|
Start
|
Low
|
539
|
Pykrete
|
6,296
|
209
|
C
|
Low
|
540
|
Werner von Siemens
|
6,266
|
208
|
C
|
Unknown
|
541
|
Cupra Terramar
|
6,213
|
207
|
Unknown
|
Unknown
|
542
|
Calibration
|
6,207
|
206
|
Start
|
Mid
|
543
|
V engine
|
6,195
|
206
|
Start
|
Mid
|
544
|
BMW 2 Series (G42)
|
6,183
|
206
|
C
|
Low
|
545
|
Fault tree analysis
|
6,182
|
206
|
C
|
Mid
|
546
|
Absorption refrigerator
|
6,181
|
206
|
C
|
Low
|
547
|
Overdrive (mechanics)
|
6,172
|
205
|
C
|
Low
|
548
|
Platform screen doors
|
6,144
|
204
|
C
|
Unknown
|
549
|
Architectural engineering
|
6,144
|
204
|
Start
|
Top
|
550
|
Efficiency
|
6,135
|
204
|
C
|
Mid
|
551
|
Gasket
|
6,128
|
204
|
C
|
Low
|
552
|
Time and motion study
|
6,124
|
204
|
Start
|
Mid
|
553
|
Cylinder head
|
6,117
|
203
|
Start
|
Mid
|
554
|
Changan Alsvin
|
6,100
|
203
|
Unknown
|
Unknown
|
555
|
Worm drive
|
6,071
|
202
|
C
|
Mid
|
556
|
Best practice
|
6,059
|
201
|
C
|
Mid
|
557
|
Dry sump
|
6,052
|
201
|
C
|
Low
|
558
|
Caterpillar D11
|
6,021
|
200
|
Start
|
Low
|
559
|
Renovation
|
6,013
|
200
|
Start
|
Unknown
|
560
|
Pile driver
|
6,000
|
200
|
Start
|
Mid
|
561
|
Centrifugal pump
|
5,996
|
199
|
Start
|
Mid
|
562
|
Ventilation (architecture)
|
5,983
|
199
|
Start
|
Low
|
563
|
Charpy impact test
|
5,980
|
199
|
Start
|
Unknown
|
564
|
Kilogram-force
|
5,965
|
198
|
C
|
Low
|
565
|
Heat pipe
|
5,939
|
197
|
C
|
Low
|
566
|
Baykar Bayraktar TB3
|
5,934
|
197
|
Start
|
Unknown
|
567
|
Instrumentation
|
5,915
|
197
|
C
|
Mid
|
568
|
Hermetic seal
|
5,909
|
196
|
Start
|
Unknown
|
569
|
Engineering physics
|
5,903
|
196
|
Start
|
Mid
|
570
|
Lexus LBX
|
5,903
|
196
|
Unknown
|
Unknown
|
571
|
Toughness
|
5,901
|
196
|
C
|
Mid
|
572
|
VANOS
|
5,891
|
196
|
Start
|
Low
|
573
|
Briggs & Stratton
|
5,887
|
196
|
C
|
High
|
574
|
Quality control
|
5,884
|
196
|
C
|
High
|
575
|
Avatr 11
|
5,884
|
196
|
Unknown
|
Unknown
|
576
|
Shape-memory alloy
|
5,872
|
195
|
C
|
Unknown
|
577
|
Fail-safe
|
5,853
|
195
|
C
|
Unknown
|
578
|
The Design of Everyday Things
|
5,850
|
195
|
Start
|
Low
|
579
|
Brinell scale
|
5,847
|
194
|
Start
|
Mid
|
580
|
Nail (fastener)
|
5,844
|
194
|
C
|
Low
|
581
|
Computational science
|
5,836
|
194
|
C
|
High
|
582
|
State of the art
|
5,814
|
193
|
Start
|
High
|
583
|
Failure
|
5,795
|
193
|
Start
|
Top
|
584
|
W16 engine
|
5,785
|
192
|
Start
|
Mid
|
585
|
Synthetic oil
|
5,779
|
192
|
Start
|
Mid
|
586
|
Texas Central Railway
|
5,747
|
191
|
Stub
|
Mid
|
587
|
Ciudad Juárez cobalt-60 contamination incident
|
5,721
|
190
|
C
|
Low
|
588
|
Volkswagen Group W-12 engine
|
5,717
|
190
|
C
|
Low
|
589
|
Rob Marshall (motorsport)
|
5,710
|
190
|
C
|
Low
|
590
|
Metacentric height
|
5,703
|
190
|
C
|
Mid
|
591
|
Conveyor belt
|
5,684
|
189
|
C
|
High
|
592
|
Chimney
|
5,678
|
189
|
B
|
Mid
|
593
|
Petroleum engineering
|
5,669
|
188
|
C
|
Top
|
594
|
Glitter
|
5,666
|
188
|
C
|
Mid
|
595
|
Nissan TD engine
|
5,655
|
188
|
Start
|
Unknown
|
596
|
Quality management
|
5,654
|
188
|
C
|
Low
|
597
|
ST Engineering
|
5,648
|
188
|
Start
|
Low
|
598
|
Regulation and licensure in engineering
|
5,624
|
187
|
C
|
High
|
599
|
Composite armour
|
5,607
|
186
|
Start
|
Low
|
600
|
Fused filament fabrication
|
5,606
|
186
|
C
|
Unknown
|
601
|
BMW S68
|
5,601
|
186
|
Start
|
Low
|
602
|
Defence in depth
|
5,589
|
186
|
Start
|
Low
|
603
|
Peristaltic pump
|
5,582
|
186
|
Start
|
Low
|
604
|
Dirichlet boundary condition
|
5,579
|
185
|
Stub
|
Unknown
|
605
|
Megaproject
|
5,574
|
185
|
Start
|
Mid
|
606
|
Motorized bicycle
|
5,558
|
185
|
C
|
Mid
|
607
|
Torque wrench
|
5,547
|
184
|
C
|
High
|
608
|
Acceptance testing
|
5,544
|
184
|
Start
|
Mid
|
609
|
Total quality management
|
5,528
|
184
|
C
|
Mid
|
610
|
Nose cone design
|
5,489
|
182
|
Start
|
Mid
|
611
|
Stator
|
5,477
|
182
|
Start
|
Low
|
612
|
Machining
|
5,477
|
182
|
Start
|
High
|
613
|
Lime mortar
|
5,476
|
182
|
C
|
Low
|
614
|
MAP sensor
|
5,472
|
182
|
Start
|
Low
|
615
|
Marine steam engine
|
5,461
|
182
|
B
|
High
|
616
|
Nuclear detonation detection system
|
5,455
|
181
|
Start
|
Unknown
|
617
|
Process engineering
|
5,444
|
181
|
Start
|
High
|
618
|
Water speed record
|
5,431
|
181
|
C
|
Mid
|
619
|
Robert Kearns
|
5,424
|
180
|
C
|
Unknown
|
620
|
Six degrees of freedom
|
5,417
|
180
|
Start
|
Low
|
621
|
Orangeburg pipe
|
5,416
|
180
|
Start
|
Low
|
622
|
Offshore drilling
|
5,411
|
180
|
C
|
Mid
|
623
|
Kenneth Nichols
|
5,398
|
179
|
GA
|
Mid
|
624
|
Water heating
|
5,383
|
179
|
C
|
Mid
|
625
|
Indiana State Fair stage collapse
|
5,365
|
178
|
C
|
Low
|
626
|
Watercraft
|
5,363
|
178
|
Start
|
High
|
627
|
Parabolic antenna
|
5,360
|
178
|
B
|
Low
|
628
|
Rate equation
|
5,356
|
178
|
C
|
Mid
|
629
|
Jet d'Eau
|
5,344
|
178
|
Start
|
Low
|
630
|
FR-4
|
5,344
|
178
|
Start
|
Low
|
631
|
Standing wave ratio
|
5,338
|
177
|
C
|
High
|
632
|
Pliers
|
5,334
|
177
|
C
|
Mid
|
633
|
Clinker (boat building)
|
5,328
|
177
|
C
|
Low
|
634
|
List of British innovations and discoveries
|
5,320
|
177
|
List
|
Low
|
635
|
Relief valve
|
5,307
|
176
|
C
|
Low
|
636
|
Avro Canada VZ-9 Avrocar
|
5,303
|
176
|
C
|
Low
|
637
|
Mechanical computer
|
5,303
|
176
|
Start
|
Low
|
638
|
Brushed DC electric motor
|
5,297
|
176
|
C
|
High
|
639
|
Steer-by-wire
|
5,295
|
176
|
Unknown
|
Unknown
|
640
|
Condenser (heat transfer)
|
5,290
|
176
|
Start
|
High
|
641
|
Mechanical advantage
|
5,288
|
176
|
C
|
Mid
|
642
|
Allotropes of iron
|
5,287
|
176
|
C
|
Low
|
643
|
Hydramatic
|
5,281
|
176
|
C
|
Unknown
|
644
|
Multistage rocket
|
5,277
|
175
|
Start
|
High
|
645
|
Skanska
|
5,269
|
175
|
C
|
Mid
|
646
|
Washer (hardware)
|
5,268
|
175
|
C
|
Mid
|
647
|
National Grid (Great Britain)
|
5,264
|
175
|
C
|
Unknown
|
648
|
Eight disciplines problem solving
|
5,248
|
174
|
Start
|
Mid
|
649
|
Single point of failure
|
5,247
|
174
|
C
|
Low
|
650
|
Hydraulic fluid
|
5,242
|
174
|
C
|
Mid
|
651
|
BA EuroFlyer
|
5,221
|
174
|
Unknown
|
Unknown
|
652
|
Central heating
|
5,208
|
173
|
B
|
High
|
653
|
Grease (lubricant)
|
5,207
|
173
|
C
|
High
|
654
|
Fortive
|
5,201
|
173
|
Stub
|
Low
|
655
|
Wind tunnel
|
5,200
|
173
|
B
|
Mid
|
656
|
Naval architecture
|
5,196
|
173
|
C
|
Mid
|
657
|
History of engineering
|
5,182
|
172
|
Start
|
Top
|
658
|
Angle of list
|
5,178
|
172
|
Stub
|
Unknown
|
659
|
Fan coil unit
|
5,160
|
172
|
Unknown
|
Unknown
|
660
|
Fastener
|
5,147
|
171
|
Start
|
High
|
661
|
Austenite
|
5,146
|
171
|
C
|
Low
|
662
|
New York University Tandon School of Engineering
|
5,136
|
171
|
C
|
Low
|
663
|
Requirement
|
5,116
|
170
|
Start
|
High
|
664
|
Four-bar linkage
|
5,112
|
170
|
C
|
Mid
|
665
|
Bending moment
|
5,111
|
170
|
Start
|
Low
|
666
|
Dielectric strength
|
5,106
|
170
|
C
|
Low
|
667
|
Wire gauge
|
5,099
|
169
|
Start
|
Low
|
668
|
Direct Stream Digital
|
5,094
|
169
|
C
|
Unknown
|
669
|
Alderson disk
|
5,093
|
169
|
C
|
Mid
|
670
|
Ontario Fault Determination Rules
|
5,091
|
169
|
Unknown
|
Unknown
|
671
|
Reliability engineering
|
5,084
|
169
|
C
|
Unknown
|
672
|
Front-end engineering
|
5,082
|
169
|
Unknown
|
Unknown
|
673
|
Ferrari Dino engine
|
5,069
|
168
|
C
|
Low
|
674
|
Idea
|
5,032
|
167
|
C
|
High
|
675
|
Coupling
|
5,031
|
167
|
C
|
Mid
|
676
|
Axial compressor
|
5,029
|
167
|
B
|
Mid
|
677
|
ZF 9HP transmission
|
5,022
|
167
|
Unknown
|
Unknown
|
678
|
Automatic transmission fluid
|
5,020
|
167
|
C
|
Low
|
679
|
Doctor of Engineering
|
5,018
|
167
|
Start
|
High
|
680
|
Scope creep
|
5,011
|
167
|
Start
|
High
|
681
|
Forthing
|
4,999
|
166
|
Unknown
|
Unknown
|
682
|
Variable-geometry turbocharger
|
4,996
|
166
|
C
|
Low
|
683
|
Thinking outside the box
|
4,988
|
166
|
Start
|
High
|
684
|
List of system quality attributes
|
4,982
|
166
|
List
|
Low
|
685
|
Motorcycle land-speed record
|
4,969
|
165
|
C
|
Unknown
|
686
|
Mass-spring-damper model
|
4,967
|
165
|
Stub
|
Low
|
687
|
Duct (flow)
|
4,956
|
165
|
C
|
Unknown
|
688
|
Gradian
|
4,949
|
164
|
Start
|
Unknown
|
689
|
Tensile testing
|
4,938
|
164
|
C
|
High
|
690
|
Project Plowshare
|
4,933
|
164
|
C
|
Low
|
691
|
BMW M44
|
4,932
|
164
|
Unknown
|
Unknown
|
692
|
Feature creep
|
4,930
|
164
|
C
|
Low
|
693
|
Jackhammer
|
4,923
|
164
|
C
|
Mid
|
694
|
Financial engineering
|
4,917
|
163
|
Start
|
Mid
|
695
|
Grommet
|
4,917
|
163
|
Unknown
|
Unknown
|
696
|
Perdido (oil platform)
|
4,917
|
163
|
Stub
|
Unknown
|
697
|
A36 steel
|
4,897
|
163
|
Start
|
Low
|
698
|
Albert Mehrabian
|
4,890
|
163
|
Stub
|
Low
|
699
|
Ignition magneto
|
4,856
|
161
|
C
|
Low
|
700
|
Parsons Corporation
|
4,856
|
161
|
Start
|
Low
|
701
|
GM 8L transmission
|
4,830
|
161
|
Unknown
|
Unknown
|
702
|
Quantum engineering
|
4,822
|
160
|
Start
|
Low
|
703
|
Technology adoption life cycle
|
4,816
|
160
|
Start
|
Mid
|
704
|
Scale model
|
4,797
|
159
|
C
|
Mid
|
705
|
White Rabbit Project (TV series)
|
4,793
|
159
|
Start
|
Low
|
706
|
Computational neuroscience
|
4,788
|
159
|
B
|
Low
|
707
|
Scrubber
|
4,773
|
159
|
Start
|
Mid
|
708
|
Single-stage-to-orbit
|
4,757
|
158
|
C
|
Low
|
709
|
List of Japanese inventions and discoveries
|
4,757
|
158
|
List
|
Low
|
710
|
John Gregory (engineer)
|
4,756
|
158
|
C
|
Unknown
|
711
|
Toyota Aurion
|
4,747
|
158
|
Unknown
|
Unknown
|
712
|
Mining engineering
|
4,724
|
157
|
Start
|
Top
|
713
|
Manifold injection
|
4,722
|
157
|
B
|
Mid
|
714
|
The Principles of Scientific Management
|
4,718
|
157
|
Start
|
Mid
|
715
|
Nuclear engineering
|
4,709
|
156
|
B
|
Top
|
716
|
Aditya Agarwal
|
4,701
|
156
|
Start
|
Unknown
|
717
|
Form factor (design)
|
4,690
|
156
|
Start
|
Unknown
|
718
|
Pressurized heavy-water reactor
|
4,678
|
155
|
C
|
Low
|
719
|
Miller cycle
|
4,671
|
155
|
C
|
High
|
720
|
Peter Bonnington
|
4,662
|
155
|
Start
|
Low
|
721
|
Thin Man (nuclear bomb)
|
4,659
|
155
|
GA
|
Low
|
722
|
AutoCAD DXF
|
4,658
|
155
|
Start
|
Low
|
723
|
Test automation
|
4,657
|
155
|
Start
|
Mid
|
724
|
Sinclair C5
|
4,653
|
155
|
GA
|
Mid
|
725
|
Impact driver
|
4,647
|
154
|
Stub
|
Low
|
726
|
Instrumentation and control engineering
|
4,633
|
154
|
Unknown
|
Unknown
|
727
|
W engine
|
4,616
|
153
|
Start
|
Mid
|
728
|
Hempcrete
|
4,580
|
152
|
Start
|
Low
|
729
|
Leonardo's fighting vehicle
|
4,579
|
152
|
Start
|
Low
|
730
|
Crossplane
|
4,568
|
152
|
C
|
Low
|
731
|
Reciprocating saw
|
4,565
|
152
|
Unknown
|
Unknown
|
732
|
Timeline of electrical and electronic engineering
|
4,558
|
151
|
List
|
Unknown
|
733
|
Socket wrench
|
4,553
|
151
|
C
|
Mid
|
734
|
Power engineering
|
4,546
|
151
|
C
|
High
|
735
|
Iron-oxidizing bacteria
|
4,538
|
151
|
Start
|
Mid
|
736
|
BMW N42
|
4,532
|
151
|
Unknown
|
Unknown
|
737
|
Selective laser sintering
|
4,525
|
150
|
C
|
Low
|
738
|
Modular building
|
4,508
|
150
|
Start
|
Unknown
|
739
|
HOK (firm)
|
4,492
|
149
|
C
|
Low
|
740
|
Active suspension
|
4,491
|
149
|
Unknown
|
Unknown
|
741
|
Stroke ratio
|
4,486
|
149
|
C
|
Low
|
742
|
Product design
|
4,477
|
149
|
Start
|
High
|
743
|
Problem statement
|
4,468
|
148
|
Start
|
High
|
744
|
Powertrain layout
|
4,459
|
148
|
C
|
Low
|
745
|
Beam axle
|
4,451
|
148
|
Start
|
Mid
|
746
|
Locking differential
|
4,450
|
148
|
Start
|
Mid
|
747
|
Pipe (fluid conveyance)
|
4,450
|
148
|
C
|
Mid
|
748
|
ISO/IEC 7810
|
4,431
|
147
|
Start
|
Low
|
749
|
Transaxle
|
4,429
|
147
|
Start
|
Low
|
750
|
Transverse engine
|
4,427
|
147
|
C
|
Low
|
751
|
Multi-link suspension
|
4,420
|
147
|
C
|
Low
|
752
|
Rolls-Royce PWR
|
4,420
|
147
|
Unknown
|
Unknown
|
753
|
Manhole cover
|
4,409
|
146
|
C
|
Low
|
754
|
Bolt (fastener)
|
4,403
|
146
|
Start
|
High
|
755
|
List of largest machines
|
4,391
|
146
|
List
|
Unknown
|
756
|
Orbital decay
|
4,387
|
146
|
Start
|
High
|
757
|
Robert Metcalfe
|
4,386
|
146
|
Start
|
Low
|
758
|
Galling
|
4,348
|
144
|
Unknown
|
Unknown
|
759
|
MultiAir
|
4,346
|
144
|
C
|
Low
|
760
|
Gerber format
|
4,326
|
144
|
B
|
Mid
|
761
|
BMW S38
|
4,318
|
143
|
Unknown
|
Unknown
|
762
|
Centrifugal fan
|
4,311
|
143
|
C
|
Mid
|
763
|
Shear strength
|
4,310
|
143
|
Unknown
|
Unknown
|
764
|
Fast-neutron reactor
|
4,303
|
143
|
C
|
Low
|
765
|
Light-water reactor
|
4,276
|
142
|
C
|
Low
|
766
|
Monopole antenna
|
4,276
|
142
|
C
|
Low
|
767
|
Dropped ceiling
|
4,272
|
142
|
Unknown
|
Unknown
|
768
|
Acura RLX
|
4,241
|
141
|
C
|
Low
|
769
|
Garlin Gilchrist
|
4,231
|
141
|
C
|
Low
|
770
|
Damp proofing
|
4,230
|
141
|
C
|
Low
|
771
|
BMW P60B40
|
4,227
|
140
|
Unknown
|
Unknown
|
772
|
Mazda K engine
|
4,219
|
140
|
Start
|
Low
|
773
|
Duplex stainless steel
|
4,214
|
140
|
Start
|
Low
|
774
|
Flat-plane crank
|
4,209
|
140
|
Start
|
Low
|
775
|
Facility management
|
4,207
|
140
|
Start
|
Mid
|
776
|
Twincharger
|
4,206
|
140
|
C
|
Low
|
777
|
Institute of Radio Engineers
|
4,205
|
140
|
Start
|
Mid
|
778
|
Deflection (engineering)
|
4,199
|
139
|
Start
|
Mid
|
779
|
Nut (hardware)
|
4,194
|
139
|
C
|
High
|
780
|
List of welding codes
|
4,172
|
139
|
List
|
Low
|
781
|
Loop antenna
|
4,156
|
138
|
C
|
Low
|
782
|
Automotive SPICE
|
4,156
|
138
|
Start
|
Low
|
783
|
Lotus Emeya
|
4,156
|
138
|
Stub
|
Unknown
|
784
|
Thread seal tape
|
4,154
|
138
|
C
|
Mid
|
785
|
Holden straight-six motor
|
4,154
|
138
|
Unknown
|
Unknown
|
786
|
Fraunhofer Society
|
4,152
|
138
|
C
|
High
|
787
|
Sanitary sewer
|
4,150
|
138
|
C
|
High
|
788
|
Street name
|
4,150
|
138
|
C
|
Low
|
789
|
Usability
|
4,133
|
137
|
C
|
Mid
|
790
|
Reynolds transport theorem
|
4,117
|
137
|
Start
|
High
|
791
|
Oberth effect
|
4,109
|
136
|
C
|
Low
|
792
|
Part number
|
4,106
|
136
|
Start
|
Mid
|
793
|
Cradle-to-cradle design
|
4,104
|
136
|
Start
|
Low
|
794
|
Giga Press
|
4,098
|
136
|
C
|
Low
|
795
|
Corrective and preventive action
|
4,096
|
136
|
Start
|
Mid
|
796
|
Tissue engineering
|
4,095
|
136
|
B
|
High
|
797
|
Straight engine
|
4,086
|
136
|
Start
|
High
|
798
|
Ford 6R transmission
|
4,085
|
136
|
Unknown
|
Unknown
|
799
|
Risk matrix
|
4,084
|
136
|
Start
|
Mid
|
800
|
Time-domain reflectometer
|
4,082
|
136
|
Start
|
Mid
|
801
|
Telecommunications engineering
|
4,078
|
135
|
C
|
High
|
802
|
Creative industries
|
4,075
|
135
|
C
|
Low
|
803
|
Design engineer
|
4,071
|
135
|
Start
|
High
|
804
|
Gas-fired power plant
|
4,066
|
135
|
C
|
Low
|
805
|
BMW S14
|
4,065
|
135
|
Unknown
|
Unknown
|
806
|
Flying shuttle
|
4,063
|
135
|
Start
|
High
|
807
|
Deep reinforcement learning
|
4,063
|
135
|
Start
|
Unknown
|
808
|
North American Water and Power Alliance
|
4,060
|
135
|
C
|
Mid
|
809
|
Raising of Chicago
|
4,056
|
135
|
C
|
Low
|
810
|
Electrical steel
|
4,054
|
135
|
Unknown
|
Unknown
|
811
|
Technology transfer
|
4,049
|
134
|
Start
|
High
|
812
|
Anthony Levandowski
|
4,048
|
134
|
Stub
|
Low
|
813
|
FIRST Robotics Competition
|
4,044
|
134
|
B
|
Low
|
814
|
Septic drain field
|
4,035
|
134
|
C
|
Mid
|
815
|
Backlash (engineering)
|
4,028
|
134
|
Start
|
Low
|
816
|
Air Astana Flight 1388
|
4,028
|
134
|
Unknown
|
Unknown
|
817
|
Japanese Industrial Standards
|
4,027
|
134
|
Start
|
Low
|
818
|
BMW Goldfisch V16
|
4,019
|
133
|
Unknown
|
Unknown
|
819
|
Desmodromic valve
|
4,015
|
133
|
C
|
Low
|
820
|
Pipe support
|
4,011
|
133
|
Start
|
Low
|
821
|
Property management
|
3,998
|
133
|
Stub
|
Mid
|
822
|
American Society of Mechanical Engineers
|
3,994
|
133
|
B
|
Mid
|
823
|
Throttle position sensor
|
3,990
|
133
|
Start
|
Low
|
824
|
Evanescent field
|
3,986
|
132
|
Start
|
Mid
|
825
|
Discrete-event simulation
|
3,956
|
131
|
C
|
Low
|
826
|
Olin College
|
3,946
|
131
|
C
|
Mid
|
827
|
Y-Δ transform
|
3,944
|
131
|
Start
|
Low
|
828
|
Structural engineer
|
3,936
|
131
|
Start
|
High
|
829
|
Horseshoe Curve (Pennsylvania)
|
3,932
|
131
|
FA
|
Mid
|
830
|
Water distribution system
|
3,932
|
131
|
C
|
Unknown
|
831
|
Automotive air conditioning
|
3,930
|
131
|
Start
|
High
|
832
|
Engineering management
|
3,920
|
130
|
Start
|
High
|
833
|
Gyroid
|
3,917
|
130
|
Start
|
Unknown
|
834
|
Furnace (central heating)
|
3,912
|
130
|
Start
|
High
|
835
|
Construction engineering
|
3,910
|
130
|
Start
|
Mid
|
836
|
Engineering tolerance
|
3,909
|
130
|
C
|
High
|
837
|
Seven basic tools of quality
|
3,903
|
130
|
Start
|
Mid
|
838
|
Requirements engineering
|
3,898
|
129
|
Start
|
Unknown
|
839
|
Singapore Airlines Flights 23 and 24
|
3,898
|
129
|
Unknown
|
Unknown
|
840
|
Taguchi methods
|
3,889
|
129
|
C
|
Mid
|
841
|
Engineering mathematics
|
3,888
|
129
|
Start
|
Unknown
|
842
|
Blade server
|
3,843
|
128
|
Start
|
Low
|
843
|
Chromate conversion coating
|
3,842
|
128
|
B
|
Low
|
844
|
Lead time
|
3,840
|
128
|
C
|
Mid
|
845
|
Metallurgy in pre-Columbian America
|
3,833
|
127
|
C
|
Mid
|
846
|
ASME Boiler and Pressure Vessel Code
|
3,822
|
127
|
Start
|
Mid
|
847
|
Citroën C5 X
|
3,819
|
127
|
Unknown
|
Unknown
|
848
|
2009–2011 Toyota vehicle recalls
|
3,817
|
127
|
C
|
Low
|
849
|
Bank vault
|
3,803
|
126
|
B
|
Unknown
|
850
|
Geomatics
|
3,799
|
126
|
Start
|
Mid
|
851
|
Psychrometrics
|
3,787
|
126
|
Start
|
Mid
|
852
|
Honda Fit Shuttle
|
3,773
|
125
|
Unknown
|
Unknown
|
853
|
Positive train control
|
3,772
|
125
|
C
|
Mid
|
854
|
Superstructure
|
3,765
|
125
|
Start
|
Mid
|
855
|
Nicolaus Otto
|
3,758
|
125
|
C
|
High
|
856
|
100-year flood
|
3,753
|
125
|
C
|
Mid
|
857
|
Belt (mechanical)
|
3,744
|
124
|
C
|
High
|
858
|
Rolling-element bearing
|
3,743
|
124
|
Start
|
Mid
|
859
|
Piston ring
|
3,732
|
124
|
C
|
Low
|
860
|
Linkage (mechanical)
|
3,728
|
124
|
C
|
High
|
861
|
Steam donkey
|
3,724
|
124
|
C
|
Low
|
862
|
Lazare Carnot
|
3,723
|
124
|
C
|
Mid
|
863
|
Dross
|
3,719
|
123
|
Start
|
Low
|
864
|
Facelift (automotive)
|
3,709
|
123
|
Start
|
Unknown
|
865
|
MAGURA V5
|
3,709
|
123
|
Start
|
Unknown
|
866
|
Interlock (engineering)
|
3,705
|
123
|
Start
|
Unknown
|
867
|
Superheated steam
|
3,704
|
123
|
Start
|
High
|
868
|
Availability
|
3,699
|
123
|
Start
|
Mid
|
869
|
Servomechanism
|
3,699
|
123
|
Start
|
Unknown
|
870
|
Sputter deposition
|
3,699
|
123
|
C
|
Unknown
|
871
|
Human power
|
3,696
|
123
|
Start
|
Mid
|
872
|
Andy Cowell
|
3,694
|
123
|
Start
|
Low
|
873
|
BMW M40
|
3,687
|
122
|
Start
|
Low
|
874
|
Construction management
|
3,678
|
122
|
C
|
Low
|
875
|
Engine configuration
|
3,672
|
122
|
C
|
High
|
876
|
Indian Railway Service of Mechanical Engineering
|
3,668
|
122
|
Start
|
Low
|
877
|
Necessity is the mother of invention
|
3,668
|
122
|
Start
|
Mid
|
878
|
W8 engine
|
3,659
|
121
|
Start
|
Mid
|
879
|
Zippe-type centrifuge
|
3,651
|
121
|
Unknown
|
Unknown
|
880
|
Control valve
|
3,648
|
121
|
Start
|
Low
|
881
|
Flexural modulus
|
3,648
|
121
|
Stub
|
Low
|
882
|
Cylinder (engine)
|
3,639
|
121
|
Start
|
Low
|
883
|
Linear induction motor
|
3,632
|
121
|
C
|
Low
|
884
|
Injector
|
3,631
|
121
|
C
|
Mid
|
885
|
Hydrolock
|
3,630
|
121
|
Start
|
Low
|
886
|
Crank (mechanism)
|
3,620
|
120
|
B
|
High
|
887
|
Triple beam balance
|
3,618
|
120
|
Start
|
Unknown
|
888
|
Program management
|
3,617
|
120
|
C
|
High
|
889
|
Shadoof
|
3,617
|
120
|
Start
|
Mid
|
890
|
Standard wire gauge
|
3,614
|
120
|
Start
|
Low
|
891
|
VR5 engine
|
3,612
|
120
|
Start
|
Low
|
892
|
Fundamentals of Engineering exam
|
3,606
|
120
|
Start
|
Low
|
893
|
ABET
|
3,598
|
119
|
C
|
Low
|
894
|
Strain wave gearing
|
3,594
|
119
|
C
|
Low
|
895
|
Glued laminated timber
|
3,586
|
119
|
C
|
Low
|
896
|
Air handler
|
3,584
|
119
|
C
|
Low
|
897
|
Tommy Flowers
|
3,582
|
119
|
Start
|
Low
|
898
|
GAZ-3102
|
3,581
|
119
|
Unknown
|
Unknown
|
899
|
Computer-aided manufacturing
|
3,580
|
119
|
C
|
High
|
900
|
Frances Haugen
|
3,572
|
119
|
C
|
Low
|
901
|
Darryll Pines
|
3,564
|
118
|
Start
|
Low
|
902
|
Fracture
|
3,563
|
118
|
C
|
Mid
|
903
|
Flagstone
|
3,550
|
118
|
Start
|
Unknown
|
904
|
Potential flow
|
3,540
|
118
|
C
|
Unknown
|
905
|
Gate valve
|
3,534
|
117
|
Start
|
Mid
|
906
|
Self-sealing fuel tank
|
3,534
|
117
|
C
|
Low
|
907
|
Tinder
|
3,512
|
117
|
Start
|
Low
|
908
|
41xx steel
|
3,512
|
117
|
Start
|
Low
|
909
|
Lillian Moller Gilbreth
|
3,511
|
117
|
B
|
Mid
|
910
|
Dynamic positioning
|
3,511
|
117
|
B
|
Unknown
|
911
|
Hazard and operability study
|
3,510
|
117
|
Start
|
Low
|
912
|
Fifth-wheel coupling
|
3,509
|
116
|
C
|
Low
|
913
|
David Brown (entrepreneur)
|
3,495
|
116
|
C
|
Low
|
914
|
World record
|
3,494
|
116
|
Start
|
Mid
|
915
|
Sputtering
|
3,491
|
116
|
Start
|
Low
|
916
|
Exhaust manifold
|
3,491
|
116
|
C
|
Low
|
917
|
Calvin Mackie
|
3,489
|
116
|
Start
|
Low
|
918
|
Torricelli's law
|
3,488
|
116
|
Start
|
Unknown
|
919
|
Brake-specific fuel consumption
|
3,476
|
115
|
Start
|
Low
|
920
|
Jewel bearing
|
3,475
|
115
|
C
|
Low
|
921
|
Brittleness
|
3,472
|
115
|
Start
|
Low
|
922
|
Well drilling
|
3,471
|
115
|
C
|
Low
|
923
|
GM LT1 engine
|
3,470
|
115
|
List
|
Low
|
924
|
Sump
|
3,465
|
115
|
Start
|
Unknown
|
925
|
Electrical equipment in hazardous areas
|
3,465
|
115
|
Start
|
Mid
|
926
|
Crankcase
|
3,464
|
115
|
C
|
Low
|
927
|
Energy harvesting
|
3,457
|
115
|
B
|
Mid
|
928
|
Scroll compressor
|
3,454
|
115
|
C
|
Low
|
929
|
Kaplan turbine
|
3,453
|
115
|
Unknown
|
Unknown
|
930
|
Pentalobe screw
|
3,449
|
114
|
C
|
Low
|
931
|
Requirements analysis
|
3,434
|
114
|
Start
|
Unknown
|
932
|
Arthur Cotton
|
3,430
|
114
|
C
|
Unknown
|
933
|
Pete Coors
|
3,421
|
114
|
Start
|
Low
|
934
|
Ritual of the Calling of an Engineer
|
3,418
|
113
|
C
|
Low
|
935
|
Interference fit
|
3,412
|
113
|
Stub
|
Unknown
|
936
|
Wheel tractor-scraper
|
3,407
|
113
|
Start
|
Low
|
937
|
Freewheel
|
3,406
|
113
|
C
|
High
|
938
|
James Key (Formula One)
|
3,404
|
113
|
Start
|
Low
|
939
|
Workshop
|
3,400
|
113
|
Stub
|
Low
|
940
|
Ram Rampage
|
3,399
|
113
|
Unknown
|
Unknown
|
941
|
Jet Age
|
3,392
|
113
|
Start
|
Unknown
|
942
|
Salt spray test
|
3,392
|
113
|
Start
|
Low
|
943
|
Maker culture
|
3,390
|
113
|
Start
|
Unknown
|
944
|
Engine balance
|
3,388
|
112
|
C
|
Low
|
945
|
Project commissioning
|
3,386
|
112
|
Unknown
|
Unknown
|
946
|
Tappet
|
3,380
|
112
|
C
|
Mid
|
947
|
ISO 31000
|
3,378
|
112
|
Start
|
Mid
|
948
|
Direct-quadrature-zero transformation
|
3,377
|
112
|
Start
|
Unknown
|
949
|
Progressive collapse
|
3,375
|
112
|
Start
|
Low
|
950
|
Helium Network
|
3,370
|
112
|
Start
|
Low
|
951
|
Impossible bottle
|
3,353
|
111
|
Start
|
Low
|
952
|
Dirac comb
|
3,348
|
111
|
Start
|
Low
|
953
|
HDPE pipe
|
3,348
|
111
|
C
|
Low
|
954
|
Engineering disasters
|
3,346
|
111
|
C
|
Low
|
955
|
Engineering notation
|
3,343
|
111
|
Start
|
Unknown
|
956
|
Mohr–Coulomb theory
|
3,335
|
111
|
C
|
Mid
|
957
|
Velomobile
|
3,332
|
111
|
Start
|
Unknown
|
958
|
Surrogate model
|
3,331
|
111
|
Start
|
Unknown
|
959
|
Ignition timing
|
3,325
|
110
|
Start
|
Low
|
960
|
Hydraulic pump
|
3,321
|
110
|
C
|
Mid
|
961
|
Electric power industry
|
3,319
|
110
|
B
|
Mid
|
962
|
Sony α7 IV
|
3,316
|
110
|
Unknown
|
Unknown
|
963
|
Tau Beta Pi
|
3,315
|
110
|
C
|
Unknown
|
964
|
Institution of Engineering and Technology
|
3,307
|
110
|
C
|
Unknown
|
965
|
Bayonet mount
|
3,305
|
110
|
C
|
Mid
|
966
|
Clean-room design
|
3,304
|
110
|
Start
|
Unknown
|
967
|
Shim (spacer)
|
3,292
|
109
|
Start
|
Mid
|
968
|
Lisa P. Jackson
|
3,285
|
109
|
B
|
Low
|
969
|
Toyota IMV platform
|
3,285
|
109
|
Unknown
|
Unknown
|
970
|
BMW N73
|
3,282
|
109
|
Start
|
Unknown
|
971
|
Economic order quantity
|
3,276
|
109
|
Start
|
Unknown
|
972
|
Boosted fission weapon
|
3,266
|
108
|
C
|
Low
|
973
|
Alec Issigonis
|
3,262
|
108
|
C
|
Low
|
974
|
Corrugated galvanised iron
|
3,261
|
108
|
C
|
Low
|
975
|
Ductile iron pipe
|
3,258
|
108
|
C
|
Low
|
976
|
Renault Cléon-Fonte engine
|
3,249
|
108
|
Unknown
|
Unknown
|
977
|
Finagle's law
|
3,246
|
108
|
Stub
|
Unknown
|
978
|
List of concept- and mind-mapping software
|
3,246
|
108
|
List
|
Low
|
979
|
Balance wheel
|
3,242
|
108
|
C
|
Low
|
980
|
Predictive maintenance
|
3,239
|
107
|
Unknown
|
Unknown
|
981
|
Hoist (device)
|
3,239
|
107
|
Start
|
High
|
982
|
Longitudinal engine
|
3,229
|
107
|
Start
|
Low
|
983
|
Overengineering
|
3,229
|
107
|
Start
|
Mid
|
984
|
Directional antenna
|
3,228
|
107
|
Start
|
Low
|
985
|
Soroban
|
3,228
|
107
|
Start
|
Unknown
|
986
|
Standard litre per minute
|
3,221
|
107
|
Start
|
Low
|
987
|
Christie suspension
|
3,215
|
107
|
Start
|
Unknown
|
988
|
High-strength low-alloy steel
|
3,211
|
107
|
Start
|
Low
|
989
|
List of electrical and electronic measuring equipment
|
3,211
|
107
|
List
|
Low
|
990
|
Lists of nuclear reactors
|
3,210
|
107
|
List
|
Unknown
|
991
|
Behavior tree (artificial intelligence, robotics and control)
|
3,202
|
106
|
Start
|
Unknown
|
992
|
IEEE Standards Association
|
3,201
|
106
|
C
|
Mid
|
993
|
Silicone grease
|
3,200
|
106
|
C
|
Mid
|
994
|
ATEX directives
|
3,197
|
106
|
Start
|
Mid
|
995
|
Mechanism (engineering)
|
3,197
|
106
|
C
|
Top
|
996
|
Irradiation
|
3,195
|
106
|
Start
|
Unknown
|
997
|
Buro Happold
|
3,195
|
106
|
B
|
Mid
|
998
|
Interchangeable parts
|
3,193
|
106
|
C
|
High
|
999
|
Technical drawing tool
|
3,193
|
106
|
C
|
Unknown
|
1000
|
Stress concentration
|
3,186
|
106
|
Start
|
Mid
|