Archive of the former Yahoo!Groups mailing list: Homebrew PCBs
Subject: Re: Tried Hydrochloric Acid + Hydrogen Peroxide for etching - fantastic.
From: <npublici@...>
Date: 2014-04-07
'Beauty shop suppliers,like "Sally's carry high percentage peroxide, also.I use it to remove bloodstains from clothing.40 0/0 will remove stains without harming the fabric,using just a drop..