Which compound is not included under pollutants?
Correct answer: B. CO2
- A. NO2
- B. CO2
- C. O3
- D. CxHy
Explanation
0.03% CO2 is present in our atmosphere and up to this range it is not considered a pollutant.
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Correct answer: B. CO2
Explanation
0.03% CO2 is present in our atmosphere and up to this range it is not considered a pollutant.
Last updated