单词	glycerol
释义	glycerol /ˈɡlɪs(ə)rɒl / noun [mass noun] A colourless, sweet, viscous liquid formed as a by-product in soap manufacture. It is used as an emollient and laxative, and for making explosives and antifreeze. A trihydric alcohol; chemical formula: CH2(OH)CH(OH)CH2(OH). The acetins are derivatives of glycerol that are prepared by heating glycerol with acetic acid.... Such agents include glucose, propylene glycerol, polyethylene glycol and hypaque. Fats can be reduced in a solution of sodium hydroxide to produce glycerol and another kind of lipid, soap. Origin Late 19th century: from glycerine + -ol.
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