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RE: [PHISH] RE: Tungsten,2% Thoriated or Pure?



Original poster: "Anthony R. Mollner" <penny831@xxxxxxxxxxxxx>

That's because it's not a real hazard! Hell, eating fresh fruit contains
more lead than California allows without a "warning" label but it's sold
anyways and lead is cumulative like thorium!

-----Original Message-----
From: Tesla list [mailto:tesla@xxxxxxxxxx]
Sent: Sunday, February 11, 2007 8:15 PM
To: tesla@xxxxxxxxxx
Subject: [PHISH] RE: Tungsten,2% Thoriated or Pure?


Original poster: Frank <fxrays@xxxxxxxxxx>

They don't!
They breath fumes all day. Some ventilation but for the most part,
they are a couple ft from the arc max!
Frank

At 03:40 PM 2/11/2007 -0700, you wrote:
>Original poster: "Godfrey Loudner" <ggreen@xxxxxxxx>
>
>How do welders protect themselves from thoriated welding rods?
>
>Godfrey Loudner
>
>Original poster: David Speck <dave@xxxxxxxxxxxxxxxx>
>
>Joe,
>
>The objection to the use of thoriated gap elements is that thorium is
>a naturally radioactive alpha particle emitter.  There is a small but
>measurable amount of gap erosion during TC operation, with some of
>that electrode material being converted to fine airborne radioactive
>dust. I think that many coilers are willing to sacrifice a small amount
>of
>gap efficiency to reduce the risk of lung cancer.
>Dave
>