[ RadSafe ] Radiation in landfills

[Geo>K0FF]

----- Original Message ----- 
From: "Robert D Gallagher" <rdgallagher at nssihouston.com>



> The 3M foils used in the static devices I believe are
> Titanium as the Tritium comes off at the lower temperatures. We remove the
> Tritium from these foils for reuse.
>
> Bob Gallagher
> >
> One would not normally expect any dose from Tritium from a foil. Usually 
> one
> can determine which side of the foil the Tritium is on by noting the color
> of the metal. When in doubt, simply hold the foil up next to a pancake
> detector. The Bremstrahlung is easily measured.
>
> -----Original Message-----
> From: John R Johnson [mailto:idias at interchange.ubc.ca]
> >
> Radsafers
>
> Internal Bremsstrahlung accounts for 1/137 of the decay of tritium. It 
> does
> not result from the emission of beta rays. See page 617 of Robley Evan's
> book "The Atomic Nucleus" (McGraw-Hill, 1955).
>
> John