Photochemical smog developed with the advent of

Question

Quizplus · Accepted Answer

Photochemical smog is primarily caused by the emissions from automobiles and other vehicles that burn fossil fuels. The exhaust gases react with sunlight to produce a mixture of harmful pollutants, including ozone and nitrogen oxides. While industrial processes, smelting, and coal-burning stoves can contribute to air pollution, they do not generally produce the same type of photochemical smog that is associated with vehicle emissions.

Photochemical Smog Developed with the Advent of