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

previous by date index next by date
previous in topic topic list next in topic

Subject: Re: [Homebrew_PCBs] Sulfuric acid should remove TT paper.

From: "Herbert E. Plett" <cachureos@...>
Date: 2006-12-11

--- Borislav Trifonov <bdt@...> wrote:
> If you dilute concentrated acid, be careful of flash boiling as the
> dilution is very exothermic.
>

Danger - Danger - Danger
NEVER add water to sulfuric acid, only slowly add acid to the water...



____________________________________________________________________________________
Cheap talk?
Check out Yahoo! Messenger's low PC-to-Phone call rates.
http://voice.yahoo.com