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Some in the industry say the environmental concerns over perc have been overblown .

有些业内人士认为，对于全氯乙烯环保性能的忧虑被夸大了。

The environmental protection agency has classified perc as a toxic air pollutant and potential human carcinogen .

美国环境保护署（environmentalprotectionagency）将全氯乙烯归为空气污染物及潜在致癌物。

Alan spielvogel , director of technical services at the national cleaners association , a trade group , says the industry has taken steps over the years to reduce perc pollution , primarily by installing advanced machines .

全美洗衣业协会（nationalcleanersassociation）的技术服务负责人斯佩尔沃格（alanspielvogel）认为，干洗业近年来已经采取措施减少全氯乙烯的污染，主要是通过安装先进洗衣设备。

While the epa mandated that cleaning businesses located in residential buildings phase out perc by the end of 2020 , some states , including california , illinois and new jersey , have sought to end its use sooner and more broadly .

环保署要求位于居民楼内的洗衣店在2020年底以前停止使用全氯乙烯，加州、伊利诺伊州和新泽西州等地还要求更早更广泛地终止使用全氯乙烯。

Let 's face facts , perc , it 's you !

我们面对现实吧珀西，就是你！