Its job is to power the bullet down the gun and through the air to the The bullet's "main engine," is a chemical explosive called a propellant. The next section of the cartridge, effectively At theīack, the primer (or percussion cap) is like the fuse Sections: the primer, the propellant, and the bullet proper. Cartridges are a bit like fireworks and they are arranged in three
The cartridge is the thing you load into a rifle the bullet is the part of a cartridge thatįires out the end. When people talk about a "bullet" in everyday language, they often mean a cartridge, which is a three-part vehicle with the actual bullet mounted on the very end. Length of a station wagon (estate car)! But it works pretty much the same way as a Missiles, the US Air Force LGM-118A Peacekeeper, is three times the (71 ft) long, one of the world's biggest intercontinental ballistic Reid Jr.īullets and missiles come in all shapes and sizes. Photo: A bullet firing from a handgun looks almost likeĪ rocket launch-and works in very much the same way. Is pretty much the same as it was 1000 years ago! Incredibly sophisticated, the basic science and technology behind them Submarines, or launch them on rockets from To see your enemy-let alone touch them: it's easy to drop bombs from Have made possible most of the great wars of the last 1000 years or so,Īltering the course of history time and time again.īefore the invention of gunpowder, the first chemical explosive, sometime in the first millennium, people had to fight their enemies hand-to-hand on the battlefield with crude History quite so much as explosives? As the power behind bombs and missiles, chemical explosives
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