Methanol
Methanol is the simplest alcohol, consisting of a methyl group linked to a hydroxyl group. It is a light, volatile, colorless, flammable liquid with a distinctive odor similar to that of ethanol. Methanol is however far more toxic than ethanol. Its principal uses are in organic synthesis, as a fuel, solvent, and antifreeze. It is used as antifreeze, solvent, fuel, and as a denaturant for ethanol.