• Definition for "photochemical smog"
    • polluting of the environment produced by the action…
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  • Sentence for "photochemical smog"
  • Urban Dictionary for "photochemical smog"

photochemical smog definition

  • noun:
    • polluting of the environment produced by the action of sunshine on hydrocarbons, nitrogen oxides, alongside pollutants.
    • polluting of the environment caused by photochemical responses involving hydrocarbons, nitrogen oxides along with other toxins, especially in still air over towns and cities
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