The word is "smog", a pollutant mix common to many cities worldwide. Smog was a primary reason for research into catalytic converters for automobiles.
Often, it is irritation caused by smoke and other pollutants.
smoke
SMOKE
An example of air pollution would be smog. Smog is formed when haze or fog combines with smoke from factories. Smog can be seen frequently in China and other cities where factories are constantly working, blowing smoke and other pollutants into the air, or cities that are overrun by automobiles.
Benzene and CO
Rain and snow remove dust, pollen, smoke and other pollutants from the air by weighing them down. The pollutants are then pressed into trees and other things until rain once again washes them away.
Rain and snow remove dust, pollen, smoke and other pollutants from the air by weighing them down. The pollutants are then pressed into trees and other things until rain once again washes them away.
smog, fog, smoke from a fire
pollution
it is a device to remove pollutants and dust from factory smoke
Second hand smoke has pollutants. It increases your chances but not absolute. Some people who smoke do not get cancer. Difference in immmune systems.
Static electricity attracts dust, soot, and other pollutants form passing air or smoke.