[hackerspaces] Instructable: Super easy PCB production with vinyl masks

Dan Wobser ixrwebmaster at gmail.com
Fri Dec 9 18:32:51 CET 2011

Like Potassium Bromate <http://www.youtube.com/watch?v=zG8D2_sYbUI>!

On Fri, Dec 9, 2011 at 12:24 PM, Harry <harry at deds.nl> wrote:
>> Comment 2.  What exactly are you using as etchant?  Ferric chloride is
>> the stuff I know.  Granted, I wouldn't want to eat the stuff or swim
>> in it,
> Well, my tronix shop sold me a bag of Ammoniumpersulfat. The dutch
> wikipedia page on this stuff says it is used for both etching PCB's _AND_
> it is an add-on to improve bread, known as E923.
> I wish you one very happy breakfast.
> http://nl.wikipedia.org/wiki/Ammoniumpersulfaat
> _______________________________________________
> Discuss mailing list
> Discuss at lists.hackerspaces.org
> http://lists.hackerspaces.org/mailman/listinfo/discuss
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.hackerspaces.org/pipermail/discuss/attachments/20111209/c8cb0113/attachment.html>

More information about the Discuss mailing list