1 janv. 850 - Gunpowder was invented in the 9th century
Description:
It was invented by Chinese monks mixing saltpeter (potassium nitrate), sulfur, and charcoal, which burn rapidly and explode as a propellantAjouté au bande de temps:
Date:
1 janv. 850
Maintenaint
~ Il y a 1175 ans
