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For dry cleaning, in the place of tetrachloroethane, liquified carbon dioxide with suitable detergent is an alternative solvent. What type of harm of the enviorment will be prevented by stopping use of tetrachloroethane ? Will use of liquified carbon dioxide with detergent be completely safe from the point of the view of pollution? Explain |
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Answer» Tetrachloroethane, `Cl_(2)CH-CHI_(2)` is suspended to be carcinogenic and also contaminates the ground water. The harmful effect to will be prevented by using liquified `CO_(2)` along with suitable detergent. Use of liquified `CO_(2)` along with detergent will not the completely safe bacause most of the detergents are non-biodegradable and they cause water pollution. Moreover liquidified `CO_(2)` will ultimately enter into the atmosphere and contributed to the green house effect. |
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