Propylene glycol Wikipedia
Propylene glycol (IUPAC name: propane1,2diol), according to the US National Library of Medicine and the Agency for Toxic Substances and Disease Registry, is a synthetic liquid substance that absorbs water. It is labeled an organic compound in chemistry due to its carbon attributes. Its chemical formula is CH 3 CH(OH)CH 2 OH. It is a viscous, colorless liquid, which is nearly odorless but ...