Next message: Judy Waldman: "TWL: Hurricane preparations"
> If this is aumotove type antifreeze (Prestone and the ilk), 100% antifreeze
> gives LESS protection than a half and half mixture. Pure antifreeze freezes at
> a higher temperature than when mixed with water. I believe the lowest freezing
> point is with a 60% antifreeze, 40% water mixture. It's all in the label on
> the back of the antifreeze jug.
>
> Larry Z.
>
All true, Larry, but the problem isn't the freezing; it's the expansion
in volume that accompanies the freezing of water. Ethylene glycol
(antifreeze) will freeze, but it doesn't expand on freezing and thus
doesn't damage things.
Rick Quarles
Barric II, Nordic Tug 32-147
New Bern, NC
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