Gunpowder, also known as black powder, is the earliest known chemical explosive. It consists of a mixture of sulfur, charcoal, and potassium nitrate (saltpeter).
Historically, gunpowder was widely used in firearms, artillery, and pyrotechnics. The Chinese invention of gunpowder dates back to the 9th century during the Tang dynasty.
Other terms related to gunpowder include:
1. Black powder - the traditional form of gunpowder
2. Smokeless powder - modern propellants
3. Gunpowder tea - a type of Chinese green tea