No CFC's cannot create the ozone and ozone layer. They can only destroy ozone molecules in the atmosphere.
See "What is causing the depletion of the ozone layer?"
CFC's deplete the ozone layer. They react with ozone to decompose it.
CFC's are affecting the ozone layer. They react with the layer to deplete it.
In order to protect the ozone layer, we have to minimize the use of CFC's. These CFC's react with ozone in the ozone layer and deplete it.
They contain CFC's. CFC's deplete the ozone layer.
The chemicals that destroy the ozone layer are CFC's. These CFC's are cholorofluorocarbons which react with ozone to destroy it.
CFC's affect the ozone layer in many ways. These CFC's are prone to ozone destruction.
CFC's cause problems to ozone layer. They help in its depletion.
Ozone layer is a pool of ozone gas. It is being depleted by CFC's.
CFC's react with ozone. They decompose it to deplete it.
CFC's deplete ozone. They react with it.
CFC's are ozone depletion substances. They react with ozone and deplete it.