What is Saltpeter? Saltpeter (potassium nitrate) is a naturally occurring chemical compound. It is white in color and soluble in water with a cool, salty taste. Saltpeter is the common name for both potassium nitrate and sodium nitrate. It is a commercially useful ingredient in fertilizers, propellants, explosives, food preservatives, […]
Daily Archives: April 3, 2021
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