Lez <lez.briddon@...> writes: > as in the UK all we have left where I am is 'maplins' I built my CuCl tank using stuff from the local supermarket (hydrogen peroxide 3% - for cleaning cuts) and hardware store (muriatic acid 37% - for cleaning concrete). It's not specialty stuff.
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Re: [Homebrew_PCBs] How to dispose of etchant?
2010-01-06 by DJ Delorie