Homebrew PCBs

I don't know to much chemistry...but take care about dishwashing 
liquid. Do not exagerate. I'm not sure about chemical reaction, but I 
think will be a lot of foam there.
Teoreticaly foam means more density, so less bubbles speed...



Adrian




--- In Homebrew_PCBs@yahoogroups.com, Alan King <alan@n...> wrote:
>
>   Drop or two, not half the bottle..  Could improve the evening of 
the 
> circulation in the center section, basically a foaming volcano.  
Likely 
> not needed at all, but something else to try that would tend to make 
the 
> etching more even.  Heck I will try it just to see it happening..
> 
> Alan
> 
> 
> Stefan Trethan wrote:
> 
> >i don't see how etchant foam spilling out of the tank and all over 
your  
> >shop floor would make things better?
> >
> >ST
> >
> >
> >
> >On Mon, 26 Dec 2005 02:12:07 +0100, Alan King <alan@n...> wrote:
> >
> >  
> >
>