just to add a small data point to this
my mother lives in fairly rural Australia.
They wanted a bore put in and they had it "doused"
then they got the hydro report. They drilled where
the 2 correlated, the douser was right about the depth
and the hydro report was out by >50ft.


> -----Original Message-----
> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu]On Behalf
> Of Russell McMahon
> Sent: Sunday, October 24, 2004 13:38
> To: Microcontroller discussion list - Public.
> Subject: Re: [PIC]: Sensing a current - diving rods
>
>
> >> take two rods...even coat hangers.....bend so they
> >> each
> >> have a handle at a right angle....hold them loose in
> >> your hands.... and as you cross over pipes, etc, they
> >> will cross showing where things are buried.
> >
> > I hear this works even better during a full moon with a string of garlic
> > around your neck.  And there has to be a dead fish tied to this somehow.
>
> Dousing has, quite understandably, been much derided since time
> immemorial.
> And yet there are still eg well diggers who use it as one of
> their a primary
> means of locating water. Where it's your own labour and income that's at
> stake, and not the chance of making money from some other
> gullible person,
> then there usually needs to be a better than random degree of correlation
> between predictions and theory.
>
> One danger with such things is that we overlook a good physical
> explanation
> for an apparently arcane ability. While I have no idea if there
> is such an
> explanation in many or any such cases, I would be wary of completely
> rejecting the art as bogus.
>
> And there are indeed dead fish involved - but in a negatively correlated
> sense as the presence of water assists their longevity.
>
>
>         RM
>
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