Quote:
Originally Posted by OldPokey
Regular old blue stuff contains Isopropyl alcohol. The cheaper washer fluids contain less of it, the better stuff more. Since the alcohol has a lower boiling point than water, I can see where heating the fluid would cause it to evaporate, leaving water, soap and blue dye behind.
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Wouldn't it freeze in cold weather after the alcohol boiled off?
Most washer fluid I have seen, maybe all of it, contains methyl alcohol, not isopropyl.