What
are the different types of air pollution and what are their impact on health?

Air pollution is a familiar environmental health hazard. We know what we’re looking at when brown haze settles over a city, exhaust billows across a busy highway, or a plume rises from a smokestack. Some air pollution is not seen, but its pungent smell alerts you.
Traffic-Related Air Pollution
Ozone, 
Noxious gases,
Particulate matter