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smog
Example Sentences
Acrid smog blankets the skyline each winter, when cooler air traps pollutants close to the ground, creating a deadly mix of emissions from crop burning, factories and heavy traffic.
Bamboo tissue from China also performed worse in several environmental impact categories, including smog formation, respiratory effects, and ecotoxicity.
Each winter, thick smog chokes Delhi and its 30 million residents.
While burning hydrogen does not produce CO2, the high-temperature combustion process can emit nitrogen oxides, or NOx, a key component of smog.
Authorities in Lahore, Pakistan, deploy "anti-smog guns" to curb air pollution ahead of the winter smog season.
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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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