Also called potash. Originally derived by filtering water through hardwood ashes, potassium hydroxide is used as the caustic alkali in soft and liquid soaps. (see How Is Soap Made?). Used in Chandler's Soaps products.
The chemical compound potassium hydroxide, (KOH) sometimes known as caustic potash, potassa, potash lye, and potassium hydrate, is a metallic base. It is very alkaline and is a "strong base", along with sodium hydroxide, lithium hydroxide, calcium hydroxide, barium hydroxide and strontium hydroxide.