धूम कोहरा
Revision as of 11:07, 2 April 2014 by रविन्द्र प्रसाद (talk | contribs) (''''धूम कोहरा''' वायु प्रदूषण का ही एक रूप है। ‘स्मोग’ क...' के साथ नया पन्ना बनाया)
dhoom kohara vayu pradooshan ka hi ek roop hai. ‘smog’ ka arth dhuean aur kohare ka mila-jula roop hai.
- kisi kshetr mean dhoom kohara vahaan vrihad matra mean koyale ke dahan ka parinam hai.
- dhoom kohara dhuean aur salfar dai-aauksaid ke mishran dvara utpann hota hai.
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