Like how to estimate the muzzle velocity of a BB gun using just a voice recorder, and a curtain! There are many different ways you could do this. One of the easiest is using a high-speed camera ...

45 ACP (Automatic Colt Pistol) cartridge ... it fired a 150-grain lead bullet at a muzzle velocity of 770 fps for a muzzle energy of 195 ft.-lbs. This paled in comparison to the ...

Modern firearms might seem far removed from the ... While it would naturally have only the fraction of the muzzle velocity or energy of even the smallest caliber firearm, it would be an ...