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>>John Popelish wrote:(snip)
>><snip>
>>If you float the board, copper side
>>down on the surface of ferric chloride
>>etchant, the etching process proceeds
>>almost straight up.
> I will give this a try with some CuCl onI await your report. I have used the method only with ferric chloride.
> the weekend and see if it works with that
> and what I think of it.