Artillery Ammunition:
The first documented record of artillery with gunpowder propellant used on the battlefield was on January 28, 1182. General Han Shizhong of the song dynasty used escalade and Huochong to capture a city in Fujian. These vase like cannons were initially cast in iron or bronze around a core.

A round of artillery ammunition comprises of four components:
1. the fuse 
2. the projectile
3. the propellant 
4. the primer