The Chemical Reaction of Soapmaking —> If you dig deep back to your high school chemistry days —> you may remember learning about acid-base reactions —> When an acid and a base combine they neutralize each other and make a salt —> In simple terms > saponification is the name for a chemical reaction between an acid and a base to form a salt called “soap” —> this is the Chemistry of Soap Making —> Sodium hydroxide is an alkali (base) and the acids are the fatty acids that make up the triglycerides present in oils and butters —> Once we select the oils and mix them with sodium hydroxide and a liquid (lye) —> the molecules combine —> a chemical reaction occurs —> which is called saponification —> and a totally different substance is created —> SOAP