The universal production of tetrachloroethylene in 1985 was about 1 million metric tons. Tetrachloroethylene (also known as PERC) is a colorless and inflammable liquid which usually used for cleaning dry fabrics.
Tetrachloroethylene is an organic chemical compound of olefin chloride, and its chemical formula is C2Cl4. It is a colorless liquid widely used in dry cleaning of cloth so we sometimes refer to it as “dry cleaning liquid” with a nice smell that most people recognize at a concentration of 1 ppm.
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