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Soap
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thumb|Soap
In chemistry, a soap is a salt of a fatty acid. Household uses for soaps include washing, bathing, and other types of housekeeping, where soaps act as surfactants, emulsifying oils to enable them to be carried away by water.
Quotes
Soap manufacture flourished in Europe from the eighth century onward in such towns as Castilla in Spain, Marseilles in France, and Savona in Italy.
Catherine Failor Making Transparent Soap: The Art Of Crafting, Molding, Scenting & Coloring http://books.google.com/books?id=9Sl34WUjbzQC&pg=PA2 12 November 2012 Storey Publishing, LLC 978-1-61212-262-5 2
See also
Hand washing
External links
Category:Hygiene