A gas commonly found in smog is ozone. Correct answer: A
Smog generally occurs in the lower part of the atmosphere is composed mainly of tropospheric ozone (O3), primary particulate matter such as pollen and dust; and secondary particulate matter such as sulphur oxides, volatile organic compounds, nitrogen oxides (NOx) and ammonia gas.
It educates people on alcoholism
I was looking thru my old bio notes and I believe it’s caused by emphysema since it says that it’s caused by an irritant (like smoke)