Re: Daguerotypes

Bret W Buckman (buckman@uclink2.berkeley.edu)
Wed, 24 Apr 1996 18:01:43 -0700 (PDT)

If you know the toxic fumes to be heavier than air, you want what is
called a downdraft table (or booth, hood, whatever). This just means that
the exhaust vent is located at the edge of the work surface. Then the bad
stuff has no choice but to vent away.

"Lather. Rinse. Repeat."
Bret Buckman
U. C. Berkeley Art Dept. Printmaking Technician
buckman@uclink2.berkeley.edu

On Wed, 24 Apr 1996 SCHRAMMR@WLSVAX.WVNET.EDU wrote:

> A vent hood is the direction in which I am tending to go, but Hg vapor is
> heavy so I do not believe that an ordinary vent hood would suffice. I am
> considering constructing something with a really BIG blower on it.
> Bob Schramm
>