+Saponification is the chemical reaction yielding [Soap](/wiki/Soap), typically from a [Fat](/wiki/Fat) or oil and an alkali. This ancient process transforms lipids into salts of fatty acids and glycerol, forming the cleansing agents essential to hygiene.
+## See also
+- [Alkali](/wiki/Alkali)
+- [Lipid](/wiki/Lipid)
+- [Glycerol](/wiki/Glycerol)