Re: Cu/Zn dechlorination was: Recycling activated charcoal

[LeeH920226 at aol_com]

In a message dated 2/4/03 4:51:46 PM, yurko at warwick_net writes:

<< We have known for a long time, that copper leaches from fresh
copper pipes. In order to act as a _filter_ (at 4 gal/min flow) the
Cu/Zn surface area has to be huge. Leaching is almost inevitable.
 >>

Exactly. I will ask the manufacturer for data on copper and zinc 
concentrations in the effluent. The effluent at the lowest amount may be OK, 
but before trying it, I need some data. We use copper to control disease and 
Hydra at a low concentration.

Lee Harper
Media, PA 
USA
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