Homebrew PCBs

On Wed, 2 Feb 2005 09:01:03 -0800 (PST), guja <guja2001bg@...> wrote:

>
> CuCl????


copper/cupric cloride, made using HCl, H2O2 and the PCB copper. see links  
section, chemical etching, CuCl.
You do not need additional copper (or CuCl of some form) to start with if  
you use H2O2.

Advantages: cheap, can be regenerated infinitely.

ST