On Thursday 29 June 2006 03:24, jim stephens wrote:
I had a GE theatre size projector which had an
integrated CRT. It
used such high voltage to zap phosphor that it was an Xray hazzard,
and in and of itself had become radioactive from long operation (it
was 25 to 30 years old when I got it).
As has been said here before, it is NOT possible to make things become
radioactive from shooting x-rays at them. It's not even a problem in
laboratory x-ray environments, let alone the small amount that could be
put off from a CRT.
If it's radioactive when it's off, it's from another source.
Pat
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