Radioactive pollutants
Because lead is highly toxic and considered a serious pollutant.
No, n2 (nitrogen gas) is not considered an air pollutant.
This happens when unharmful materials mixed to a toxic or a harmful subatance. When this happens it will considered a pollutant
This happens when unharmful materials mixed to a toxic or a harmful subatance. When this happens it will considered a pollutant
Yes, nitrogen dioxide is considered an air pollutant.
yes this is a pollutant because it effect our heart beating
Salt is considered a pollutant in soils because many plants does not support salted soils.
This happens when unharmful materials mixed to a toxic or a harmful subatance. When this happens it will considered a pollutant
A lot of substances are not air pollutant. You must specify which kind of substance do you refer as a probable air pollutant.
Lead
"lead" is the air pollutant that decreased most in 1970 to 1991.
Ozone in the ozone layer is not at all a pollutant but it is something without which no ozone layer may have existed. Ozone can be considered as a pollutant in the stratospheric region but in the stratosphere or the ozone layer it is of full or complete use. No harms there.