Smog, or smoke fog, is a type of intense air pollution. The word "smog" was coined in the early 20th century, and is a portmanteau of the words smoke and ...
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6 days ago · The meaning of SMOG is a fog made heavier and darker by smoke and chemical fumes; also : a photochemical haze caused by the action of solar ...
Smog inspections are required when you register or renew registration for a vehicle in California, but there are some exceptions.
Oct 19, 2023 · Smog is air pollution that reduces visibility. The term "smog" was first used in the early 1900s to describe a mix of smoke and fog.