Saponification
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Saponification is a process of cleaving esters into carboxylate salts and alcohols by the action of aqueous alkali. Typically aqueous sodium hydroxide solutions are used. It is an important type of al
Detail of Madame X (Madame Pierre Gautreau), John Singer Sargent, 1884, showing saponification in the black dress.
Soap
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Soap is a salt of a fatty acid used for cleaning and lubricating products as well as other applications. In a domestic setting, soaps, specifically "toilet soaps", are surfactants usually used for was
Saponification
…aqueous sodium hydroxide solutions are used. It is an important type of alkaline hydrolysis. When the carboxylate is a long chain, its salt is called a soap. The saponification of ethyl acetate gives sodium acetate and ethanol: Vegetable oils and animal fats are the traditional materials that are saponified…
A handmade soap bar
A collection of decorative bar soaps, as often found in hotels
Dudu-Osun – a popular type of African black soap
Azul e branco soap – a bar of blue-white soap