Which of the Following is not Gaseous air Pollutant?

  1. Oxides of Sulphur
  2. Oxides of nitrogen
  3. Hydrocarbon
  4. Smoke
Anurag Mishra Professor Asked on 4th November 2015 in Environment Science.
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    Answer: (c) Hydrocarbon

    Anurag Mishra Professor Answered on 5th November 2015.
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