That’s an old refrigeration chemical. Freon didn’t push it out of use permanently?
posted on 05/07/2012 9:50:40 PM PDT
by HiTech RedNeck
(Mitt! You're going to have to try harder than that to be "severely conservative" my friend.)
To: HiTech RedNeck
Ammonia systems are used for lower temps. ~ -78.
posted on 05/07/2012 9:59:38 PM PDT
FreeRepublic.com is powered by software copyright 2000-2008 John Robinson