View single post by e.avery
 Posted: Tue Jan 30th, 2007 09:38 pm
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e.avery



Joined: Tue Apr 4th, 2006
Location: Kentucky USA
Posts: 2722
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Even if you used 2 sets of tubes side by side for each marker that would be something new.  The element is radioactive in the visible spectrum, if it was not for lawyers there would not be a problem.  The photons from one ring of your cell phone would be more radiation than wearing the watch the rest of your life, I believe.