Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

----- Original Message -----
From: "leon_heller" <leon.heller@...>


> If you use HCl and H2O2 for etching, and acetone for cleaning, don't
> add the acetone to the etchant for disposal. It might form TATP, which
> would be very unstable at room temperature and could explode, although
> it is unlikely.

So, what are the precise admixtures? I want to avoid combining the chemicals
in that particular dangerous manner.