As in Bunnings? I'm in aus but I've never looked.. PG Sent from my phone, anything lewd or incomprehensible is probably autocorrect and not my fault. ----- Reply message ----- From: "Tony Smith" <ajsmith1968@...> To: <Homebrew_PCBs@yahoogroups.com> Subject: [Homebrew_PCBs] Re: Sponge etching with HCl and H2O2? Date: Tue, Nov 29, 2011 3:46 pm > > Available at Hardware, Building Supply, and Pool Supply stores > > Hydrochloric Acid / Muriatic Acid 31% > > In our local hardware store, it's in the paint aisle, as it's used to clean concrete > before painting. Same in Australia. Tony [Non-text portions of this message have been removed]
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Re: [Homebrew_PCBs] Re: Sponge etching with HCl and H2O2?
2011-11-29 by Piers Goodhew