Is every new gun made test fired first and the bullet sent to the

A fired bullet and cartridge case

New Walther WMP .22 Magnum Rimfire Semiauto Pistol: Full Rev

What can a forensics ballistics expert learn from a fired bullet without a casing? - Quora

Can you make a bullet untraceable? - Quora

What bullets cannot be traced? - Quora

3-D printed guns pose new challenges for crime-scene investigators

Can a bullet that has been removed from a gunshot wound still be linked to the gun through ballistics? - Quora

Would it be possible to fire guns before sold and scan the bullets and casings into a computer database and then automatically know what gun casings and bullets came from when found

Why don't we require all bullets to have serial numbers so we can track who shot them? - Quora

Microstamping is effective in connecting cartridges to guns that

Small arm, Types, Descriptions, History, & Facts

If a bullet is found, can it be traced back to your registered gun? - Quora

How feasible would it be to make universal database of gun rifling marks and other unique characteristics for ballistic fingerprinting? - Quora