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Homebrew PCBs

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Re: Copper Pennies, was First PCB.... neutralizing the HCL

2004-05-19 by leon_heller

--- In Homebrew_PCBs@yahoogroups.com, Richard Mustakos 
<rmustakos@a...> wrote:
> Dave,
> Where have you been? Don't you know that we use copper plated zinc 
> pennies? 

They are actually steel. Try a magnet on one. 8-)

Leon

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