Ketones

Acetone is a clear, colorless liquid. It is a solvent that can dissolve or break down other materials, such as paint, varnish, or grease. It evaporates quickly into the air. Acetone is naturally present in trees and other plants, as well as tobacco smoke, vehicle exhaust, and landfills. It also occurs in the body.

Methyl Ethyl Ketone (MEK), also known as butanone, is an organic chemical with the formula CH3C(O)CH2CH3. This dialkyl ketone is a colourless liquid that has a sharp and sweet odour. It occurs in nature in a small amount. However, due to its various applications, the industrialists produce this chemical on a large scale. The other popular name of methyl ethyl ketone is methyl acetone

Cyclohexanone is a clear, pale yellow, or sometimes colorless, chemical liquid that is used as an organic solvent for many purposes. Some say it has a minty, acetone odor. Others describe the odor as pleasant. There are still other people who say the chemical has no odor. The chemical occurs naturally in crude oil but is also manufactured synthetically.

MIBK is used as a solvent in factories that produce paints, rubber products, chemicals and machinery. As a solvent, it is used in pesticide application. Pharmaceutical companies that produce prescription drugs also use MIBK. MIBK strengthens and preserves flavors and fragrances.