Synthetic solvents, the most common of which is Perchloroethylene ( PERC ) are nonflammable halogenated hydrocarbons.
合成溶剂, 最常见的是氯乙烯 ( perc ) 是不燃卤代烃.
A dry cleaning facility may not include operation of transfer-type dry cleaning equipment using perchloroethylene.
一干洗设施可能不包括的运作,转移型干洗设备的使用氯乙烯.
Traditional dry cleaning uses a solvent called perchloroethylene, which is toxic enough to be treated as hazardous waste.
传统的干系方法通常会使用一种叫做全氯乙烯的溶剂。
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