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Of the following which one pollutes the air of a big...

This question belongs to General Knowledge Chemistry
Chemistry
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Of the following, which one pollutes the air of a big city ?

Answer & Solution
Correct Answer: Option C
Lead pollution primarily came from cars in the past. Today, lead pollution primarily comes from lead smelters, metal processing plants and incinerators. Deposits of lead in soil can harm both humans and animals by absorbing it into a body.
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