Answer:
5 Major Outdoor Air Pollutants
Ozone (O3)
Nitrogen Oxides (NOx)
Carbon Monoxide (CO)
Sulfur Dioxide (SO2)
Particulate Matter (PM10 and PM2.5)
Examples of Air Pollutants are smoke from cigarettes, cars, dust and soot. Air pollutants are commonly found in areas that are not frequently cleaned-where dust accumulate freely, high traffic areas-where there are lots of cars and smoking areas.
