Why is chlorine destructive to the ozone layer?

Question

Why is chlorine destructive to the ozone layer?

Answer 1

Chlorine does not affect the ozone layer. Chlorine is a heavy gas and the ozone layer is at the edge of space it can not get there. Chlorine is heavy enough to suffocate u. There is almost nothing except hydrogen that can get that high.

Answer 2

Not chlorine, Cloroflorocarbons