Which of the following is not important as a contributing factor to photochemical smog?

Question

Quizplus · Accepted Answer

Irrigation is not related to the formation of photochemical smog, which is primarily caused by the interaction of sunlight with pollutants from sources such as cars without catalytic converters and other industrial activities. Stagnant air, sunlight, lots of traffic, and cars without catalytic converters are all important contributing factors to photochemical smog.

Which of the Following Is Not Important as a Contributing