The average cost of butadiene per lb is $0.40-1.10. Its chemical formula is C4H6. It is a colorless gas with a mild aromatic odor and is flammable in nature. It is soluble in alcohol and ether. It is mainly used as a monomer in the production of synthetic rubber. It is also used in the manufacture of plastic. Safety measures are to be followed when handling butadiene as it causes nausea, headache, increased blood pressure, vertigo, decreased pulse rate and fainting.