A 34-year-old man already serving a 25-year federal prison sentence for trying to send bomb-making materials to terrorists pleaded guilty Tuesday in the attempted murder of a prison warden in 2016.

The primary chemical component in nearly all fireworks is "black powder." The recipe for black powder, a mixture of 75 percent saltpeter (potassium nitrate), 15 percent charcoal, and 10 percent sulfur ...

There would be no guns without gunpowder, the volatile mixture of saltpetre (potassium nitrate), charcoal and sulphur that came to Europe in the 14th century. Chinese chemists were experimenting with ...

• In our article on recycling old ammunition (30 August, p 13) we listed the constituents of gunpowder as the classic mixture of potassium nitrate, charcoal and sulphur. But as several readers have ...

Gunpowder, known since the late 19th century as black powder, is a mixture of sulfur, charcoal and potassium nitrate. Because it burns rapidly and generates a large amount of heat and gas, gunpowder ...

Dublin, July 23, 2025 (GLOBE NEWSWIRE) -- The "Potassium Nitrate - Global Strategic Business Report" has been added to ResearchAndMarkets.com's offering. The global market for Potassium Nitrate was ...