Question

What are some possible sources of air pollution?

Answer 1

Answer:

mobile sources – such as cars, buses, planes, trucks, and trains.

stationary sources – such as power plants, oil refineries, industrial facilities, and factories.

area sources – such as agricultural areas, cities, and wood burning fireplaces.

Explanation:

Answer 2

mobile sources – such as cars, buses, planes, trucks, and trains.

stationary sources – such as power plants, oil refineries, industrial facilities, and factories.

area sources – such as agricultural areas, cities, and wood burning fireplaces.