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Which material is used for destroying phenols?

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in Casting-Forming-Welding I by (687k points)
Which material is used for destroying phenols?

(a) Carbon tetrachloride

(b) Carbon dioxide

(c) Carbon monoxide

(d) Chlorine dioxide

This question was addressed to me in an internship interview.

The above asked question is from Foundry Environment Health and Safety topic in chapter Foundry Environment Health & Dust Problem in Foundries of Casting-Forming-Welding I

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The correct answer is (d) Chlorine dioxide

The best I can explain: In a foundry environment, there is a presence of phenols observed coming through various sources like scrap iron. These phenols can be destroyed with the help of a compound called as chlorine dioxide.

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