On Mon, 25 Jul 2011 18:07:11 -0400
Adam Field <adam@badtech.org> wrote:

> Careful to not do too many of those, there is an small (insignificant)
> amount of mercury in every tube, mixed in the calcium phosphate
> powder.

Thanks, Adam... Yes, I did know that, and I never touched the actual
stuff. I fact, I was surprised how clean I could perforate and then cut
the glass with the disk of a Dremel.=20

John
--=20
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