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Re: 25mm Glass

Posted By: Bob
Date: Monday, 31 March 2008, at 2:28 p.m.

In Response To: Re: 25mm Glass (Don Miner)

> Bob, the only time you inject mercury is
> when you use argon gas. Mercury in neon
> pumped tubes will change the color from a
> shade of red to a sometimes paler shade of
> the actual tube coating. The tube will take
> on the actual color after the tube has been
> turned on for a period of time, after
> turning tube off, the off-color will return
> until the tube has warmed up again. Leaving
> the mercury out of a flourscent coated tube
> when using neon gas will give amber in
> green, rose in blue, peach in turq. and
> coral in white. This is how we get various
> shades of red, for a broader color spectrum.
> Neon 101 for today! Hope this has been a
> help to you! Don

Thanks Don....I have wondered about that for some time. I have several neon books (apparently not "neon 101") and they never came right out and said to use or not to use mercury in a neon unit. Now I Know.....

Thanks again,

Bob

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