THE GUNPOWDER

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Gunpowder is a an explosive mixture of sulfur, charcoal and potassium nitrate (also known as saltpetre/saltpeter) that burns rapidly, producing volumes of hot solids and gases which can be used as a propellant in firearms and as a pyrotechnic composition in fireworks

Category: Education
Uploaded: October 11th, 2008 @ 12:30 pm
Author: marlenloma

Length: 02:30
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Views: 14

Tags: intermediate

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