Sorry, I figured everyone had taken care of their ventilation
problems. I cant etch without proper ventilation, I want to
live ........... one breath of the stuff and I went to work outside.
That stuff WILL kill you. My suggestion is First take care of the
ventilation before you etch another board with any process.
--- In
Homebrew_PCBs@yahoogroups.com, Adam Seychell <a_seychell@...>
wrote:
>
> James McGee wrote:
> >
> >
> > Maybe I'm a little out of sync with the conversation, but my first
> > thoughts involve air and suction. like a siphon feed on paint
guns and
> > sand blasters. a valve to control air flow, two plastic pipe
joining at
> > a slight angle to form the suction. a tip for the spray pattern.
Sort
> > of a large version of the cheap plastic model car airbrushes.
> > Any thoughts?
> >
>
> You might have a few ventilation problems. Remember , your not
spraying
> water on the garden. Such volume of air will force very undesirable
> amounts of etchant mist out of the spray chamber. The etchant must
be
> contained. I'm not even going to ask if you were thinking of
spraying
> out in the open.
>
> Adam
>