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Re: [APD] rocks
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.
This is illegal in quite a few countries. :)
So I'd also advise people observe their local laws.
200 Million years in the making...
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