I'd suggest going after the mineral "left-overs" with vinegar first
Warren.Works
good at cleaning coffee-maker mineral deposits out.

bob

On Sat, Aug 1, 2009 at 5:48 PM, Warren Lail <wklail@gmail.com> wrote:

> Greetings everyone,
>
> I am about to have my windshield replaced and it occurred to me just
> how serious the water spots are on my other windows.  It is as if they
> are etched into the glass (probably are, through some chemical process
> of which I'm unfamiliar).  How might one go about polishing glass so
> as to remove those unsightly water spots.  Could I use jeweler's rouge
> or something similar?  Another cleaning chemical, possibly mildly acid
> based?
>
> Thoughts and comments appreciated.
>
> Warren in Santa Fe
> 88 Westy, Subie 2.2
>
> p.s.  I ordered my Cal-look windshield rubber from West Coast Metric
> based upon my experience with them from about 15 years ago.  I
> received it and the rubber looks good, and I know it's a bit late to
> ask this question, but do you guys (non-gendered term) have any recent
> experience with their rubber products?
>