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Gold/Mining/Energy : Anything graphite based, CCB, Zen and hopefully much more.

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To: the Chief who wrote (1949)1/28/2021 2:28:19 PM
From: tturner  Read Replies (1) of 2618
 
Outside of Radium, don't think "contaminants" are an issue. Dosage is in the LOW micro grams. at .15 percent unpurity rate, we are talking nano grams. Too small to matter--- even for the U.S. EPA (and that's saying something.
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