What happened is Dupont's patent expired then the scientists found the problem. Luckly Dupont had the solution in R134 which they have a patent on...
Trampas -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Tom Hargrave Sent: Friday, September 07, 2007 3:31 PM To: 'Craig McCluskey'; 'Mercedes Discussion List' Subject: Re: [MBZ] Fix or Sell? killer R12 The scientists don't understand why either but they do measue traces of R12 in the stratosphere. The other issue is that the free chlorine acts as a catalyst to break down ozone. Thanks, Tom 256-656-1924 -----Original Message----- From: "Craig McCluskey" <[EMAIL PROTECTED]> To: "Mercedes Discussion List" <mercedes@okiebenz.com> Sent: 9/7/07 1:25 PM Subject: Re: [MBZ] Fix or Sell? killer R12 On Fri, 7 Sep 2007 09:25:09 -0500 "Bob DuPuy" <[EMAIL PROTECTED]> wrote: > You pablum eater and kool aide drinkers crack me up. Ozone is > continually created in the upper atmosphere in vast quantities by > sunlight acting on the gases present. It is the height of hubris to > think mans puny efforts even if they were intentional could have a > significant effect. R12 was banned after very little evidence was > gathered because it was too easy to produce and too efficient in doing > its job to be profitable any more. I'm not sure the state of all research into this topic, but I've always wondered how carbon tetrachloride (freon) with a molecular weight of 152 would be more prevalent in the upper atmosphere than the vastly more available sodium chloride (in sea water) which has a molecular weight of 58. Craig _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
