The 7 Best Bars of Soap for Daily Use - Gear Patrol
Mar 25, 2020·In technical terms, soap is a salt of a fatty acid. When vegetable or animal fats (triglycerides) are combined with an alkaline solution (e.g. lye), the triglycerides hydrolyze into soap. It seems complex, but soap production dates back thousands of years. The early processes for making soap combined boiled fats with ashes.