CFC USAGE CAN CAUSES OZONE DEPLETION

HI ALL,TODAY'S POST ITS MORE FOCUSING ABOUT OZONE DEPLETION.GENERALY KNOW THAT OZONE IS A LAYER IN EARTH'S ATMOSPHERE,IT'S VERY IMPORTANT AND THE FUNCTION IS TO ABSORB ABOUT 93 OR 99% OF THE SUN'S HIGH FREQUENCY ULTRAVIOLET LIGHT.THE OZONE LAYER CAN BE DEPLETED BY A FREE RADICAL CATALYST SUCH AS CARBON DIOXIDE,NITRIC OXIDE AND ALSO CFC(CHLOROFLUOROCARBON).ACTUALLY THIS KIND OF CHEMICAL GASES CAN HIGLY AFFECTED TO OZONE LAYER.REDUCE OF CHEMICAL USAGE SUCH AS MOSQUITO REPELANT,FIRE EXTINGUISHER,AIR-CONDITIONER GASSES IT CAN HELPFULLY TO MAINTAIN AND KEEP OZONE FROM DEPLETED.