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Which of the following are sources to fluorine air pollution?

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+1 vote
in Environmental Engineering by (81.4k points)
Which of the following are sources to fluorine air pollution?

(a) Coal combustion

(b) Steel industries

(c) Phosphate fertiliser manufacturing

(d) All of the mentioned

This question was addressed to me in a national level competition.

The doubt is from Air Pollution in portion Air Pollution of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
Correct answer is (d) All of the mentioned

To explain I would say: Phosphate rock (Fluorapatite) is used for manufacturing of fertilisers and contributes to fluorine air pollution along with steel industries and coal combustion.

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