1,1-dichloroethene is a colorless, flammable liquid with a sweet odor. It is a type of organic compound known as a chlorinated hydrocarbon, which means it contains chlorine atoms in its structure. This chemical is primarily used in the production of other chemicals and as a solvent in various industrial applications. In terms of safety, 1,1-dichloroethene can be harmful if inhaled or absorbed through the skin. It is classified as a potential carcinogen, meaning it may increase the risk of cancer with prolonged exposure. Proper handling and safety measures are essential when working with this substance.