👉 Glycerol is a type of fatty acid that occurs naturally in plants, especially trees and algae. It is composed of two carbon atoms and one oxygen atom bonded to a hydroxyl group at the end of the chain. In its simplest form, glycerol is a white solid with an odorless and non-flammable liquid. Glycerol can be used as a solvent, emulsifier, and as a source of fuel for various applications such as in food processing, pharmaceuticals,