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Name the conventional solvent that was used for dry cleaning purposes which later confirmed to be a suspected carcinogen.(a) Supercritical CO2(b) Phenanthrene(c) Tetrachloroethene(d) Benzene aldehydeI had been asked this question in an interview for internship.This intriguing question comes from Green Chemistry topic in division Environmental Chemistry of Chemistry – Class 11

Answer» RIGHT option is (c) Tetrachloroethene

Explanation: Tetrachloroethene was used as a solvent for DRY cleaning purposes. It is a suspected carcinogen and groundwater contaminant. It is replaced by greener solvent like supercritical CO2.


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