Potassium nitrate
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Potassium nitrate is a chemical compound with a sharp, salty, bitter taste and the chemical formula KNO3. It is a potassium salt of nitric acid. This salt consists of potassium cations K+ and nitrate
Potassium nitrate
Potassium nitrate 13-0-45 KNO3 fertilizer in 1 KG commercial package
Potassium Nitrate 13-0-45 KNO3 fertilizer
Saltpetre works
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A saltpetre works or nitrary is a place of production of potassium nitrate or saltpetre used primarily for the manufacture of gunpowder. The saltpeter occurs naturally in certain places like the "Cave
Potassium nitrate
…At least as far back as 1845, nitratite deposits were exploited in Chile and California. Potassium nitrate was produced in a nitrary or "saltpetre works". The process involved burial of excrements (human or animal) in a field beside the nitraries, watering them and waiting until leaching allowed saltpeter…
A typical nitrary (Germany, circa 1580) with leaching deposits (C) filled with decaying vegetal material mixed with manure. A worker collects effloresced saltpeter from deposits, transporting it then to be concentrated in the factory (A) boilers.
Saltpeter Mine Ruins in Mammoth Cave