Homebrew PCBs

"Harvey White madyn@... [Homebrew_PCBs]"
<Homebrew_PCBs@yahoogroups.com> writes:
> OK, slight misunderstanding here.... "don't use them for the
> photoresist".
>
> Darkrooms, for instance, have a safelight lighting system and a
> regular lighting system for tank developing, setting up trays, etc.

Right.  I have "regular" lighting for most things, and "unscrew the
bulb" lighting for UV-sensitive steps ;-)

But the *other* bulbs in the basement, which are also daylight bulbs,
are ON when I'm doing UV stuff, and they don't seem to cause problems.
I only unscrew the one right at the UV area.