Answer:
They do not directly affect people but destroy the ozone molecules in the atmosphere.
Explanation:
CFCs, or chlorofluorocarbons, are non-toxic substances for humans, however, when they reach the ozone layer, they react with it destroying the molecules that protect the earth's surface from the direct incidence of ultraviolet rays.
Ultraviolet rays are shortwave rays, capable of generating damage at the cellular level in organisms.
