Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

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potassium bitartrate see cream of tartar.
potassium bromide a white crystalline compound used in photography, spectroscopy, engraving, and medicine.
potassium carbonate an alkaline crystalline powder used to make products such as glass, ceramics, and soaps.
potassium chlorate a poisonous white or colorless crystalline solid used as an oxidizing agent in the making of disinfectants, bleaches, matches, fireworks, and explosives.
potassium chloride a colorless crystalline salt used in fertilizers and in the making of other potassium salts.
potassium cyanide a highly poisonous white powder used as an insecticide and in photography, electroplating, and metallurgy, esp. in extracting silver and gold from ores.
potassium hydroxide a caustic white deliquescent solid or crystalline salt used in the making of soaps, liquid detergents, and glass.
potassium nitrate a colorless crystalline compound used in explosives, preservatives, and fertilizers and as a chemical reagent.
potassium permanganate a dark purple crystalline solid used as an oxidizing agent, astringent, antiseptic, and disinfectant.
potassium sulfate a white or colorless crystalline solid, used in the manufacture of fertilizers, medicines, glass, and mineral water.
potassium-argon dating a scientific method for dating geological specimens, based on the natural rate of decay of potassium into argon, and the ratio of the two elements in the specimen.