Several years back I ran across a device [in Popular Mechanics, I
believe] that consisted of a solar panel and some sort of metal electrodes
[metal type not mentioned]. I assume it was copper.  The device was on a
float and released metallic ions whenever the sun shone. It cost $300+ but
could be made for basically the price of a solar battery charger and a
piece of styrofoam and some house wiring. [$20 to $40]
 There is also a bimetal device [copper\silver?] that one can just toss
into the pool that uses no external electrical source.  Pretty expensive
but probably cheaper than the chemicals in the long run.
 Ken

At 08:58 AM 9/11/01 +0200, you wrote:
>Please help - we would love to know how to treat a swimming pool with
>colloidal silver, as oppose to using chlorine.
>
>We are new to this game and don't have internet access to check the
>archives.
>
>Please respond
>
>regards Jan Carew - Bulawayo
>
>
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