When you fire a gun, whether it's a shotgun, rifle, pistol, or anything requiring a bullet, a shell casing is ejected or removed. At gun ranges, these spent shell casings are often recovered and ...
Most warplanes eject spent shell casings into the air, but the A-10 Thunderbolt II does something completely different. When its 30mm GAU-8 Avenger cannon fires, the empty casings are routed back into ...