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Thorium Mantles?
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raden
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Thorium Mantles?
In message .com,
writes
Newshound wrote:
It's actually for testing an old Geiger counter that was a Maplin kit.
The natural K40 in high potash fertiliser will give you about double the
natural background.
I was told that the radiation detectors at Sellafield/Windscale were
sensitive enough to trigger an alarm if somebody went past them
carrying a pack of cigarettes -
Sounds like ******** to me
--
geoff
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