Harmful gases destroying ozone layer falling faster than expected, study finds

I’d long forgotten about CFCs, remembering back in school the discussions about these and refrigerators.

Useful article up there, and I had to go look at what is said to be best to replace CFCs. See [0] which says it’s HFCs with reduced life 12 years down from 100

[0] https://gml.noaa.gov/hats/about/cfc.html#:~:text=The%20Subst....