As a beauticians product, it IS a bleach - HAIR bleach, as the writer specified.� It is not LAUNDRY bleach.� Just as not all acids are HCl, not all bleaches are chlorine based. Norm� w6nim On 4/8/2018 5:38 PM, alienrelics@... [Homebrew_PCBs] wrote: > > Please do not call it "bleach", it is not chlorine, it is hydrogen > peroxide. > > > Someone coming across this thread may be confused by this. I have no > idea what would happen if chlorine bleach and hydrochloric acid were > mixed. > > Steve Greenfield AE7HD > > > ---In Homebrew_PCBs@yahoogroups.com, <kabowers@...> wrote : > > Look for clear hair bleach. I think it's around 12% (40 deg. Baume?); > strong enough to burn your bare hands. > I understand janatorial supply shops have it even stronger, but it > starts to get dangerous and these days may find the police checking > you out. > > I got mine from the local Sally Beauty Supply. > In this part of the US they seem to show up > near WalMarts. > > > --- This email has been checked for viruses by AVG. http://www.avg.com
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Re: [Homebrew_PCBs] Question about etching pcb's
2018-04-09 by Norm
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