Perchloroethylene or tetrachloroethylene is the primary solvent used in the industrial and commercial dry-cleaning of clothes. Its other major uses are as a metal cleaning and degreasing solvent, and as a chemical intermediate in the production of several fluorinated compounds. See other information and comments under " Chlorinated Solvents".
A non-ozone-depleting chlorinated solvent commonly used in a variety of metal, electronic and precision cleaning applications. There are potential health problems associated with its use, which makes it important to enact strict health and safety measures to prohibit excessive exposure to the chemical.
Molecule derived from ethylene in which all hydrogen atoms are replaced by chlorine atoms; used as a degreasing solvent.