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 · of potassa or soda, made by boiling some common oil with the lye of wood ashes, and are used in washing and cleansing. Soap is used in medicine as a cathartic. Castile soap, a

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Page 1:  · of potassa or soda, made by boiling some common oil with the lye of wood ashes, and are used in washing and cleansing. Soap is used in medicine as a cathartic. Castile soap, a