Glycerine is a common ingredient in most of body lotions, Gels, cream and cosmetics. It is a colourless, odourless, viscous and non toxic liquid which have sweet in taste.   Chemical formation of glycerine   Chemically glycerine is a tri-hydric alcohol. It consists 3 -OH group. It's chemical name is 'Propane-1,2,3-triol'. Chemical formula is  C 3 H 8 O 3 .    glycerine         Manufacturing of glycrine    Glycerine produced from animal and plant sources. it is the side product in the most of reaction like saponification hydrolysis etc.      The crude glycerol produced from hydrolysis of triglyceride. Which can be purified by activated carbon from the organic impurities. All animals and plants are good source of  triglyceride.   Uses of glycerine   Glycerine is most useful chemical which use various chemical industries and also in daily life. Most of common use of glycerine are   Use in food industry       Glycerine is treated as humectants, solve...