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coarse powders for cannons, finer grained powders for muskets, and the finest for small hand guns and priming. Inappropriately fine-grained powder often...

conveying is the transport of powders or grains through a pipe by blowing gas. A gas fluidized bed is a container filled with a powder or granular substance that...

beginning in 1907: 297  and for manufacture of smaller grained Improved Military Rifle (IMR) powders after 1914. Short-fiber cotton linter was boiled...

Powder metallurgy (PM) is a term covering a wide range of ways in which materials or components are made from metal powders. PM processes can reduce or...

crystallites are referred to as grains, powder grains are different, as they can be composed of smaller polycrystalline grains themselves. Generally, polycrystals...

phase are added to the powder in the form of a much finer powder, then this will decrease grain boundary movement. When the grain boundary tries to move...

the 1890s. While similar to black powder, it was chemically formulated and formed hydraulically into a specific grain shape to provide slower burn rates...

Sharps, is a .45 caliber rifle cartridge originally holding 70 grains of black powder that was developed at the U.S. Army's Springfield Armory for use...

fuel-air explosion. Dust explosions are a frequent hazard in coal mines, grain elevators and silos, and other industrial environments. They are also commonly...

table above is for a 350-grain (23 g) slug from a test device.[citation needed] As with their air-actuated cousins, powder-actuated guns have a muzzle...

(sirós) 'pit for holding grain') is a structure for storing bulk materials. Silos are commonly used for bulk storage of grain, coal, cement, carbon black...

Baking powder is a dry chemical leavening agent, a mixture of a carbonate or bicarbonate and a weak acid. The base and acid are prevented from reacting...

Rolled oats are a type of lightly processed whole-grain food. They are made from oat groats that have been dehusked and steamed, before being rolled into...

forces with a smokeless powder cartridge suited for use with modern small-bore repeating rifles to be selected in the 1892 small arm trials. Since the cartridge...

largest and most powerful black-powder revolver ever produced. Because its cylinder could hold 60 grains of black powder in each of its six chambers and...

black-powder cartridge, but modern loadings use smokeless powder. The original black-powder loads called for 40 grains (2.6 g) of black powder behind...

held a minimum of 21 grains of black powder, 3 grains more than the then-current .38 Long Colt, and muzzle velocity (with a 158 grain bullet) was 100–150...

other powders may be formed by crushing or pulverizing solids into very small pieces, firearm propellants are typically manufactured in grains of geometric...

military adopted the smokeless powder .30-40 Krag rimmed cartridge. The 1894 version of that cartridge used a 220-grain (14 g) round-nose bullet. Around...

caliber bullet of .312-inch-diameter (7.9 mm) and standard black-powder charge of 20 grains (1.3 g). This cartridge was sometimes used for deer hunting in...