Physics 04
To some of you, you may ask, what is glycerine, is it poisonous?
According to wikipedia, glycerine is a common named used. It is supposed to be called glycerol. It is an organic compound, It is a colorless, odorless, viscous liquid that is widely used in pharmaceutical formulations.

Glycerol has three hydrophilic hydroxyl groups that are responsible for its solubility in water and its hygroscopicnature. The glycerol substructure is a central component of many lipids. Glycerol is sweet-tasting and of low toxicity.

http://upload.wikimedia.org/wikipedia/commons/c/c7/Glycerol-3D-balls.png
http://en.wikipedia.org/wiki/Glycerol