> I have found that a wet road smells like a wet
> potato chip, if that is any help.
>
> Pookie

I would have guessed peanuts but hey, you're the weirdo, it's
your call  ;-)

Colin, I wonder if old keyboard PCBs would do as sensors. They
have either gold-plated or carbon-film (eg remote control) matrices
that should be close enough to short when wet. Dunno how the
carbon ones would stand up to the UV in these here parts

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