photochemical smog

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Noxious haze of minute chemical droplets and ozone, resulting from sunlight induced chemical reaction between industrial and automobile pollutants (mainly nitrogen dioxide and hydrocarbons). It not only reduces visibility and irritates eyes, but also affects respiratory system and causes severe damage to leafy plants. See also temperature inversion.

Use 'photochemical smog' in a Sentence

The photochemical smog as a reason to not invest in the region as the levels were too high to breathe.
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There was a lot of photochemical smog and it made me a bit uneasy because I thought it could be dangerous if it got out of hand.
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A lot of people in crowded cities in Asia wear protective masks because there is to much Photochemical Smog in the air and they do not want to breathe it in.
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