The main cause for the depletion of Ozone layer is :-
● CFC's ( Chloro fluro carbons ) . This is mainly released from Refrigerators and Air conditioners . Remember this doesn't affect Humans beings , but it affects the ozone layer .
Sometimes releasing of gases such as CO can also be the reason fo the depletion of Ozone layer . This gas is released by pollutant source of vehicles which also affects the environment adversely.