Chemical Engineering - Environmental Engineering - Discussion
Discussion Forum : Environmental Engineering - Section 2 (Q.No. 2)
2.
Which of the following is not a secondary air pollutant ?
Discussion:
2 comments Page 1 of 1.
Mohan kumar said:
7 years ago
Since sulphur dioxide is formed directly factories.
Gurjant Singh said:
4 years ago
Sulpher dioxide is the primary pollutants.
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