emission
no
No, n2 (nitrogen gas) is not considered an air pollutant.
A lot of substances are not air pollutant. You must specify which kind of substance do you refer as a probable air pollutant.
Yes, nitrogen dioxide is considered an air pollutant.
yes, when it is released in large amounts than the normal natural percentage in air
no
Ozone is considered to be the most common air pollutant in the United States.
"lead" is the air pollutant that decreased most in 1970 to 1991.
Carbon dioxide is the air pollutant that most concerns Americans.
Radon is an indoor air pollutant that can be a warning to home owners.
YES!!!!!!!!!!!!
Aircraft