On Tue, 22 Dec 2009 18:40:11 -0800 (PST), Frogwatch
wrote:



nom needs to learn some technology and chemistry. R12 and R22 were
the "bad" CFCs whereas the new CFCs do not cause ozone degradation.
We no longer use R12 and R22.

Most none-automobile HVAC, large and small, including industrial
chillers and kitchen fridges, still use R22.
It'll be 10 more years before R22 won't be produced.
http://www.epa.gov/Ozone/title6/phas...2phaseout.html

--Vic