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bismuth powder milling gun equipment in nigeria

Gunpowder, also known as black powder to distinguish it from modern smokeless powder, is the earliest known chemical consists of a mixture of sulfur S, charcoal C, and potassium nitrate saltpeter, KNO 3.The sulfur and charcoal act as fuels while the saltpeter is an oxidizer. Because of its incendiary properties and the amount of heat and gas volume that it generates

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