Off TopicAre you a QOTWer? Do you want to start a thread that isn't a direct answer to the current QOTW? Then this place, gentle poster, is your friend.
(
rob, Sun 1 Apr 2001, 1:00)
« Go Back | See The Full Thread
I'm not a math(s) expert eitherI know enough to get by in my job, but I must admit I'd struggle to handle most of the calculus I learned x years ago.
@Loon - if they're standard mercury discharge tubes they'll be relatively long wavelength. The primary emission line is 365nm, which will pass through ordinary glass (and water!) without serious attenuation. 248nm requires quartz envelopes, as it's blocked effectively completely by glass.
Also, the bloke gave up on the milk idea anyway!
@Rakky - for kittens, see Beckyjsbx!
(
K2k6 has a proper job these days, Thu 10 Jul 2008, 22:13,
Reply)
« Go Back | See The Full Thread