Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate ?

Very small amount of air pollutants are present in stratosphere also;

1.	Very small amount of air pollutants are present in stratosphere also; though most of the atmospheric pollutants are present in the troposphere. Which of the following atmospheric pollutants does not cause the ozone layer depletion in atmosphere at tremendous rate ?
A.	CO
B.	SO2
C.	NOx
D.	CFC (chloro fluoro carbons)
Answer» B. SO2