On Mon, 2 Jan 2012 07:42:37 -0800 (PST), Tim
wrote:

Half vinegar and half water in a spray bottle. Great stuff. Lots cheaper than Windex too!

Duly noted! But is there a preference to the vinegar?

red, or white?

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Distilled white vinegar is recommended for descaling marine
sanitation devices, probably works well on glass also.