Why do bullets needs to have shells/casings? - Quora

When/who invented modern bullets (where the bullet is attached to the gunpowder casing)? - Quora

What are the components of a firearms cartridge and what happens

Are rubber bullets meant to be shot at the ground? - Quora

How are people pulling up bullets when magnet fishing? I thought lead and copper and brass were all non-ferrous. - Quora

Why do guns eject empty bullet casings? - Quora

Why is it that the bullet shells fall on the ground while firing from a gun? - Quora

Why do bullets needs to have shells/casings? - Quora

Why do shotguns use much less powder than a rifle? - Quora

How can a 9mm pistol be identified by a shell casing? - Quora

Has any weapons manufacturer ever tried to make bullets sharp? - Quora

Does every gun's bullet have unique number/mark printed over it, to trace back the shooter? - Quora