Question

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05
वाहनों से निकलने वाले धुएं में सर्वाधिक हानि वाली धातु प्रदूषक है ​

Answer 1

Co carbon monoxide........

Answer 2

The dangers of smoking tobacco and exposure to second-hand smoke are well-known, but did you know that third-hand smoke can also cause serious health problems? ... Even in seemingly tobacco-free places, tobacco residue can remain on walls, floors, furniture, clothing, and even hair for months after a cigarette is smoked.....