Ammo
Ammunition has evolved from primitive projectiles like rocks and spears to the highly engineered cartridges used today.
: A child of a Marine pilot in Hawaii was allowed to keep spent and live rounds from an M-60 machine gun range in 1972; these were rediscovered in an old trunk 50 years later. Ammunition has evolved from primitive projectiles like rocks
Today, ammunition is a high-tech industry focused on precision and stability. Ammunition has evolved from primitive projectiles like rocks