CFCs effectively function as a catalyzer and aren't consumed by the process, hence the hole is more of a Ozone sink. Wikipedia explains the effect of large-scal

CFCs effectively function as a catalyzer and aren't consumed by the process, hence the hole is more of a Ozone sink. Wikipedia explains the effect of large-scale transport in the stratosphere well: https://en.wikipedia.org/wiki/Ozone_layer https://en.wikipedia.org/wiki/Ozone_layer