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From: marauder@fluke.UUCP (Bill Landsborough)
Newsgroups: net.auto.tech
Subject: Re: mixing antifreeze
Message-ID: <2903@vax4.fluke.UUCP>
Date: Thu, 14-Nov-85 10:50:19 EST
Article-I.D.: vax4.2903
Posted: Thu Nov 14 10:50:19 1985
Date-Received: Sat, 16-Nov-85 01:21:58 EST
References: <1334@ihuxm.UUCP> <313@mhuxl.UUCP>
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Organization: John Fluke Mfg. Co., Inc., Everett, WA
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In article <313@mhuxl.UUCP> smh@mhuxl.UUCP (henning) writes:
>****                                                                 ****
>From the keys of Steve Henning, AT&T Bell Labs, Reading, PA mhuxl!smh
>
>> Does anyone know if it's OK to mix different brands of antifreeze?
>
>I recently used a case each of Prestone, Dow, and Texaco.  A week later
>I dumped the last few drops from each container into one container.
>Now I have about a pint of this mixture.  It has grease like stuff
>floating on top and the various colors (red, green, and blue) did
>not mix, they just form sort of a muddy streaked color.  I would
>say that they are not compatible.  Fortunately, I just used it in 
>a lawn roller and should not have to worry about anything but corrosion
>resistance.  I wouldn't want it in a car.

I don't think it will hurt anything to mix them.  And probably the grease
stuff that you refer to is probably engine oil which indicates a leaky
head gasket.  That should concern you much more.....

Bill Landsborough