1. Health hazards associated with the improper utilization of organic solvents.

a. Benzene is a carcinogen.

b. Methylene chloride is dangerous to people with heart problems.

c. Carbon tetrachloride may cause liver or kidney failure.

d. Methylhydrate may cause intoxication followed by blindness or even death.

e. Acetone should never be used in a closed area. The work place should be well ventilated and away from flames and sparks as it is a highly flammable substance.