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Re: 40w globe lightbulb = safe plasma ball?
Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <Fucian-at-aol-dot-com>
In a message dated 10/10/02 9:28:20 AM Eastern Daylight Time,
tesla-at-pupman-dot-com writes:
<< The getter in tubes is a barium or zirconium that is burned to eat up the
last of the oxygen in the tube. That also leaves the silber or brown stuff
on the inside of the glass. It's a chemical process, not about electron
beams making a vacuum.
KEN
>>
hmm i know helium-neon lasers use this type of process but it is the
electricity that causes it to work.The older "soft-seal" tubes REQUIRE to be
left on when not in use to extend the life. While its on it will remove
unwanted "stuff" in the tube...Im guessing air that makes its way in to the
tube....I wouldnt think though that lightbulbs would require an arc or
anything because they dont see high voltage.
Matt