Question

?
Which
of
these is not an air
pollutant​

Answer 1

Explanation:

Nitrogen is not an air pollutant as the atmospheric composition contains 78% nitrogen and 21% oxygen by proportion. Oxides of nitrogen from external sources and carbon monoxide are various exhaust gases from vehicles which are air pollutants causing damage to the atmosphere

Answer 2

Answer:

I don't understand what are you saying

so pls clearly see the question

if I say ans