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Re: [Homebrew_PCBs] Re: Etching container

2010-06-04 by Alessio Sangalli

On 06/04/2010 10:50 AM, Malcolm Parker-Lisberg wrote:
> You can flush Ferric Chloride down the drain, it is already used by water treatment plants.

I think he was referring to (metal?) pipes and ducts...


bye
as

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