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What is the purpose of lye, or sodium hydroxide, in the soap?

April 26, 2017hydroxide lye purpose Soap sodium

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What is the purpose of lye, or sodium hydroxide, in the soap?

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Lye is a chemical that is used to make all soap. It is added to the oils at a regulated temperature and when mixed carefully and slowly is saponified and turned into soap. When the soap has cured for about three weeks, all the lye has accomplished its task and is no longer present in the soap.