wax-soap base

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• CRACOW — (Pol. Kraków; Heb. קראקא, קרקא, קראקוב), city in S. Poland (within the historic region lesser poland (Malopolska); in western galicia under Austria). Cracow was the residence of the leading Polish princes during the 12th century, and later became …   Encyclopedia of Judaism

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• carboxylic acid — Chem. any organic acid containing one or more carboxyl groups. [1900 05; CARBOXYL + IC] * * * Any organic compound with the general chemical formula ―COOH in which a carbon (C) atom is bonded to an oxygen (O) atom by a double bond to make a… …   Universalium

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• lipid — /lip id, luy pid/, n. Biochem. any of a group of organic compounds that are greasy to the touch, insoluble in water, and soluble in alcohol and ether: lipids comprise the fats and other esters with analogous properties and constitute, with… …   Universalium