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Fluorescent lamps Re: Thinking About A Geiger Counter



Original poster: <davep@xxxxxxxx>

(are we getting OT ?)
> There is not much mercury inside but there may be quite much argon
> inside. I don't know how "good" the vacuum has to be.
 Fluoresecent lamps are filled with mercury vapor,
 with a smisge oif metallic mercury present.

 most _incandescent_ (filament) lamps have argon, tho not QI, etc.
 do not.

 best
  dwp