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Re: [APD] rocks

All Carol is advising is to perform a Toxicity test. Are they illegal in the countries you allude to, Stuart? Is it illegal to feed living fish to predatory fish? 
Jerry Smith
Bloomingdale, NJ

> Message: 2
> Date: Wed, 21 Sep 2011 21:37:56 +0100
> From: Stuart Halliday <stuart at mytriops_com>
> Subject: Re: [APD] rocks
> To: aquatic plants digest <aquatic-plants at actwin_com>
> On 21/09/2011 19:47, Carol Ross wrote:
> > Stay away from
> > rock that is green unless you know it doesn't contain copper. If you want
> > to be on the safe side, wash the rock and put it in a small tank with a few
> > feeder fish for a couple of weeks. Then you'll know if it is safe to use.
> Hmm.
> This is illegal in quite a few countries. :)
> So I'd also advise people observe their local laws.
> -- 
> Stuart Halliday
> http://mytriops.com/
> 200 Million years in the making...
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