No it most certainly isnt, to break all the bonds in the glycerol you need to put in an enthalpy of +6974 and the energy released when the bonds reform is -5852, so you get less energy out then you put in so it wont burn.
The Ring Finger - The Meaning of the Ring Finger for Rings: Emotion, Creativity & Heart: Wearing a ring on the ring finger represents a connection to the heart, as it is thought to be closely related to the artery that goes to the heart. It is associated with our feelings of affection and love.
Is any girl that has a ring on her ring finger taken or likes to be seen so? When a woman wears a ring on her right hand, does that mean she's married? What is the meaning behind a ruby engagement ring? M. A. Steinberger, On a first-name basis with Zeus.