Like <a href="http://www.youtube.com/watch?v=zG8D2_sYbUI">Potassium Bromate</a>!<div><br></div><div><br><br>On Fri, Dec 9, 2011 at 12:24 PM, Harry <<a href="mailto:harry@deds.nl">harry@deds.nl</a>> wrote:<br>><br>
>> Comment 2. What exactly are you using as etchant? Ferric chloride is<br>>> the stuff I know. Granted, I wouldn't want to eat the stuff or swim<br>>> in it,<br>><br>> Well, my tronix shop sold me a bag of Ammoniumpersulfat. The dutch<br>
> wikipedia page on this stuff says it is used for both etching PCB's _AND_<br>> it is an add-on to improve bread, known as E923.<br>><br>> I wish you one very happy breakfast.<br>><br>> <a href="http://nl.wikipedia.org/wiki/Ammoniumpersulfaat">http://nl.wikipedia.org/wiki/Ammoniumpersulfaat</a><br>
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