Definition of Urban Ozone or PhotoChemical Smog
Smog is a type of air pollution during which relatively high levels of Ozone O3 which is an undesirable constituent of air at low altitudes, are produced as a result of light induced reaction of pollutants. This phenomenon is known as PhotoChemical Smog.
It is also characterized as an ozone layer in the wrong place.
Word Smog is a combination of the words Continue Reading »