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Subject: Re: [Homebrew_PCBs] Darkening laser printer toner?

From: Leon Heller <leon355@...>
Date: 2012-03-19

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