sign 100% cfc, hcfc-free

100 absolutely aerosol anti appliance atmosphere background blue carbon cfc chlorofluorocarbon circle circular clean concept conceptual conservation conservational contamination damage day declaration declare earth earths environment environmental free fridge global globe good green hcfc hole holes issue layer manufactured movement natural ozone pollution products protection recycle refrigerator resource round sign space sticker symbol text thin thinning totally warm warming warning white word world zone