I thought the problem with refrigerant was not so much a greenhouse one but
an ozone one.
I remember hearing in an environmental chemistry lecture that one molecule
of CFC such as R12 destroys around 10,000 ozone molecules in its long
lifetime in the upper atmosphere.Can't remember whether it was a free
radical reaction or what...
Andy
>From: Ron Soave <soavero@yahoo.com>
>To: RBHouston@aol.com, toyman@htcomp.net
>CC: trunkie@hotmail.com, spritenut@Exit109.com, spridgets@autox.team.net
>Subject: Re: Cool LBC
>Date: Fri, 20 Aug 1999 19:53:46 -0700 (PDT)
>
>
> > An HVAC guy also told me the new stuff now is
> > suspect.
>
>Yeah, now they're screaming that R-134a is a
>greenhouse gas, even though its GWP (Global Warming
>Potential) was originally said to be an order of
>magnitude lower than anything ever made.
>
>Regarding DuPonts motivation, it was no doubt
>financial, but R-12 was being produced cheaply by
>AlliedSignal as Genetron 12 and someone else (Dow?) as
>Dynamatron 12. Don't know about the patent thing.
>Might be true.
>
>
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