On 19/03/2012 00:51, Leon Heller wrote: > > And I have a nice big bottle of dark green ferric chloride (isn't that > > stuff supposed to be brown?) which is taking 40 odd minutes to etch and > > is full of floating crud... time to dump it and mix a fresh batch, I > > reckon... If it's dark green, it's probably exhausted. Leon -- Leon Heller G1HSM
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Re: [Homebrew_PCBs] Darkening laser printer toner?
2012-03-19 by Leon Heller