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Ivory Soap, 1800s. The original Ivory bar soap was whipped with air in its production and floated in water, although P&G discontinued this version of the soap in 2023, and the new version no longer floats. According to an apocryphal story, later discounted by the company, a worker accidentally left the mixing machine on too long, and the ...
Glycerin soap can also be produced without remelting soap through directly cooking raw home-made soap. [3] Modern clear glycerin soaps bases are produced by combining various glycerol and polyols with soap and other surfactants in a manner similar to traditional glycerin soap-making methods. These modern clear soaps have the benefit of being ...
Soap scum or lime soap is the white solid composed of calcium stearate, magnesium stearate, and similar alkaline earth metal derivatives of fatty acids. These materials result from the addition of soap and other anionic surfactants to hard water .
However, the glycerine also makes the soap softer. The addition of glycerol and processing of this soap produces glycerin soap. Superfatted soap is more skin-friendly than one without extra fat, although it can leave a "greasy" feel. Sometimes, an emollient is added, such as jojoba oil or shea butter. [12]
A metallic soap is a metallic salt of a fatty acid. Theoretically, soaps can be made of any metal, although not all enjoy practical uses. [ 1 ] Varying the metal can strongly affect the properties of the compound, particularly its solubility.
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Zest is an American brand of soap and body wash owned by Sodalis USA (formerly High Ridge Brands) for the United States, Canada, and Puerto Rico and by Unilever for the rest of the world. It was initially introduced by Procter & Gamble in 1955 [ 1 ] with the slogan "For the first time in your life, feel really clean."