The smog is essentially caused by the presence of

1.	The smog is essentially caused by the presence of
Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/oxides-1144499" style="font-weight:bold;" target="_blank" title="Click to know more about OXIDES">OXIDES</a> of <a href="https://interviewquestions.tuteehub.com/tag/n-568463" style="font-weight:bold;" target="_blank" title="Click to know more about N">N</a> and S</p><br/><br/><p>Photochemical smog is <a href="https://interviewquestions.tuteehub.com/tag/caused-7279664" style="font-weight:bold;" target="_blank" title="Click to know more about CAUSED">CAUSED</a> by oxides of <a href="https://interviewquestions.tuteehub.com/tag/sulphur-1234343" style="font-weight:bold;" target="_blank" title="Click to know more about SULPHUR">SULPHUR</a> and nitrogen.</p></body></html>

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