Ozone levels in the air are an indicator of various other chemicals produced by motor vehicles, and they are often used as a general measure of air pollution.

Question

Quizplus · Accepted Answer

Ozone levels in the air, particularly ground-level ozone, are indeed an indicator of air pollution, often associated with chemicals produced by motor vehicles and industrial activities. Ozone forms when pollutants emitted by cars, power plants, industrial boilers, refineries, chemical plants, and other sources chemically react in the presence of sunlight.

Ozone Levels in the Air Are an Indicator of Various