glycerol glycerine molecule. structural chemical formula and m

antifreeze atom biochemistry cage carbon chemical chemistry colorless compound e422 enema formula glycerine glycerol group humectant hydrocarbon hydrogen hydroxyl hygroscopic illustration laxative lipid liquid molecular molecule non notebook odorless oil organic oxygen pharmaceuticals pharmacology polyol saponification science sheet skeletal soap solvent structural structure suppository sweetener toxic triglyceride vector viscous