Re: Propylene vs. ethylene glycol coolant

[Craig Blome <cblome@yahoo.com>]

--- Wes Shew <schumi@vcn.bc.ca> wrote:
> Need to add coolant to the auto-xer. Parts store has
> Prestone Low-Tox
> (propylene) for a couple bucks more than normal
> ethylene. Any performance
> advantages to it? 

Nope...its heat transfer properties aren't as good as
ethylene glycol.  Its selling point is supposed to be
environmental friendliness, which is IMO dishonest
because any used coolant has highly toxic metal
contaminants.

Craig Blome
Do You Yahoo!?