0 a fog caused by light from the sun shining on chemicals in the air produced by traffic and industry -- 光化學煙霧
Photochemical smog mechanism, ill-effects and control.
The mechanism of photochemical smog.
There, gridlock occurs now on an almost daily basis and the city swelters under an ever present cloak of photochemical smog.
The effect that we call acid rain is a photochemical smog created by a combination of sulphur dioxide, nitrogen oxide, hydrocarbons and ozone.
This is a secondary pollutant formed when nitrogen oxides mix with hydrocarbons from vehicle exhausts in the presence of sunlight—the infamous photochemical smog.
There is no evidence to suggest that photochemical smog is a significant hazard in this country.
There can be ozone but no photochemical smog.
Substitutes also include propane and butane, which may contribute to photochemical smog in a very small way.
