That's interesting. Definatly not as worrisome as lead.
If you are inclined and get an opportunity maybe try one of the gold looking reduction glasses like kuglar 218. I wonder what that is? Can't be gold. If you have are interested in testing anything that you don't have on hand, I am sure one of us who does would be more than willing to send you a chunk.
Thank you for keeping us posted on your findings.
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Alison Dugan
Columbia, MD
Mini CC, nat gas, 2- 5lpm oxy-cons
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