United States goes to this application. Sodium hydroxide isalso an important raw material in the manufacture of soap.The method by which soap is made has not changed verymuch for thousands of years. A fat or oil is added to a boilingsolution of sodium hydroxide in water. The fat or oil hydrolyzes into its component parts, glycerol and fatty acids. Thesodium hydroxide then reacts with the fatty acids, formingsodium salts. The sodium salt of a fatty acid is a soap. Sodiumhydroxide is also an important raw material in the manufacture of inorganic compounds, especially sodium and calciumhypochlorite, sodium cyanide, and a number of sulfur-containing compounds
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