"Ed Huntress" wrote in message
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"John R. Carroll" wrote in message
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"Ed Huntress" wrote in message
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"Buerste" wrote in message
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snip

That's interesting, and curious. I can't imagine how that works but maybe
I'll look it up sometime. Given the state of publishing about
manufacturing, there isn't likely to be a reason for me to do so. d8-)


One last note.
We used Helium. At 77 Kelvin, nitrogen is to warm G
You knew the Bush administration terminated helium production didn't you?
It's still around but Oh LaLa is it ever expensive.

JC