Any one know anything about A/C?

[fahrvegnugen at cox.net (David Utley)]

> 
> From: "C Boyko" <roccit_53@scirocco.cs.uoguelph.ca>
> Date: 2005/06/21 Tue AM 07:18:08 EDT
> To: fahrvegnugen@cox.net
> CC: gatesj@mailblocks.com,  sukchew@cox-internet.com,  timjmcconnell@gmail.com, 
>         Scirocco-l@scirocco.org
> Subject: Re: Re: Any one know anything about A/C?
> 
> >
> > IIRC, it is because R134 IS actually bad for the ozone, while R12 is
> > not.  Some more details I have just found...  R134 molecules are 20
> > times smaller than R12, and R12 molecules are 20 smaller than air...
> 
> 
> Now you lost me. If R12 is a CFC, let's do some math, say there was one
> atom of each (that'd be less than the minimum) at masses of chlorine:35,
> fluorine:19 and carbon:12 respectively. That adds up to...I'm thinking 66.
> Versus our old friend air, which is mostly diatomic nitrogen, at 14 each,
> that's 28. I know there could be structural differences that could account
> for unexpected correlations between mass and size in molecules, but I don't
> see how R12 could be smaller, and anyway, one carbon would need four
> halogens, not two. So add in a minimum of 38 more to that 66. So what's
> R134 made of, antihelium? 
> 
> I'd guess that recharging involves, almost by definition, an aging system.
> Whether that is biological or mechanical, leaks are to be expected...(and
> are probably the reason the R12 went disparu to begin with)
> 
> cathy
> 
> Oh, and FWIW, if my DDs air fails, it's outa there.
> 
> 

Yeah, that does make sense.  I dunno.  This is what the specialist at the local AC-only shop had said.  I guess that is what I get for typing that up like it is gospel...  :-(

David

'83 GTI, Daily Driver...
'87 16V, parts car
'82 pickup, 2.0 16V, collecting dust...