----- Original Message ----- From: "Myc Holmes" <mycroft2152y@...> To: <Homebrew_PCBs@yahoogroups.com> Sent: Friday, June 27, 2008 11:18 AM Subject: Re: [Homebrew_PCBs] Re: Ferric Chloride > Since the forum members are from all around the globe, chemical names and > purchasing requirements will vary from country to country. > so be aware of the laws in your area. > > In the US, HCl is very available at hardware stores and pool supply > companies, while H2O2 (Hydrogen Peroxide) 3% is available at grocery > stores > and drug stores. The more concentrated H2O2 30 and 40 volume) is available > at beauty supply stores. Note; you hust have a hairdresser's license to > buy > the 40 volume. Where I get my hair cut (unisex salon) I asked the lady doing my hair if they could buy some high-strength H2O2 for me. She said that they don't use it any more, it comes pre-mixed with the other stuff they use, and was I into bomb-making. She was joking, of course. You don't need a license to buy it in the UK, of course. I suppose if I ordered it from a chemical supplier together with acetone, the supplier might be suspicious and report me to the police. The (failed) bombers recently convicted here used H2O2 bought from a hairdessers' supplier. Leon -- Leon Heller Amateur radio call-sign G1HSM Yaesu FT-817ND transceiver Suzuki SV1000S motorcycle leon355@... http://www.geocities.com/leon_heller
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Re: [Homebrew_PCBs] Re: Ferric Chloride
2008-06-27 by Leon
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