Orders of magnitude (less than one cubic millimetre)

The following is a table of objects with volumes or capacities of other less than one cubic millimetre.

chain structures in meteorite fragment ALH84001

electron micrograph of icosahedral adenovirus

a scanning electron microscope image of normal circulating human blood showing red blood cells, several knobbly white blood cells including lymphocytes, a monocyte, a neutrophil and many small disc-shaped platelets

scanning electron micrograph of a human red blood cell, a platelet and a leukocyte (from left to right)

monocytes under a light microscope surrounded by red blood cells

California poppy seeds

volume (m3)	example
4.22419×10−105	the Planck volume
1×10−72	one cubic yoctometre
1×10−63	one cubic zeptometre
1×10−54	one cubic attometre
1×10−45	one cubic femtometre
~9.4×10−44	classical volume of an electron
~1.5×10−41	volume of a proton
1×10−36	one cubic picometre
1×10−30	one cubic ångström
7.23×10−30	volume enclosed by the van der Waals radius of a hydrogen atom
3.936×10−29	van der Waals volume of a helium atom
1.91×10−29	volume enclosed by the van der Waals radius of a gold atom
3.75×10−29	van der Waals volume of a H 2 molecule
6.50×10−29	van der Waals volume of a N 2 molecule
5.29×10−29	van der Waals volume of a O 2 molecule
9.34×10−29	van der Waals volume of a Cl 2 molecule
1×10−27	one cubic nanometre or one yoctolitre
1×10−24	one zeptolitre
5×10−23	typical volume of structures on the Martian meteorite ALH84001
1×10−21	one attolitre
4×10−21	volume of hypothesised nanobacteria
5×10−21	volume of a typical virus
1×10−18	one cubic micrometre or one femtolitre
9×10−18	average volume of a platelet
9×10−17	normal volume of a human red blood cell
1×10−16	volume of an enlarged red blood cell (macrocytosis)
2×10−16	average volume of a lymphocyte
3.3×10−16	mean volume of a neutrophil granulocyte
4.2×10−16	volume of an average monocyte
1×10−15	one picolitre
2–9×10−15	one drop from a high resolution colour inkjet printer
1.3×10−13	a very fine grain of sand (0.063 mm diameter, 3 micrograms)
1×10−12	one nanolitre
6.2×10−11	a medium grain of sand (0.5 mm diameter, 1.5 milligrams)
5×10−10	volume of a poppy seed of 1-millimetre diameter
one cubic millimetre to one cubic metre →