rad and coolant

[talltom]

talltom wrote:

 At the risk of being completely full of shit, I believe propelene
 glycol is what's used for antifreeze in potable water systems, RV's
 etc... available in gallon quantities at relatively reasonable costs.
   Also have heard that propelene is highly flamable, as in if a hose
 blows and gets on a exh manifold you're in for some excitement.
 If t were me using it knowing only what I know now, you can bet
 I'd be keeping a close eye on hose condition...
 Anybody got come chemical specs handy??

 > From: "John Carroll" <jac at wavecom.net>
 > Date: Thu, 23 Oct 1997 17:54:12 +0000
 > Subject: Re: rad and coolant, TPEFI related
 >
 > I bought a drum of propylene glycol a year ago for a heat exchanger.
 > The Purchaing agent thought we paid about $6.00 per gallon.  It was
 > not as dry as is needed for this application bu twhat the heck
 > figure out a way to boil it out.
 >
 > Industrial chemical houses sell it.  We get it from Dyce Chemical in
 > Billings, Montana.  If is is available here at the edge of the world,
 > it must be everywhere.    There is a lot of it around.  Every
 > big airport has a recycler that sucks it up off the deiceing area and
 > reconstitutes it.  A few years ago it was unlawful to rinse airplanes
 > with used glycol (gasp), so they cleaned it up, took it to Canada
 > and they deiced their airplanes for less money.
 >
 > John Carroll