Actually, at that time, the only source for helium in the world was in Texas. So it wasn't a matter technology, just a matter that we wouldn't sell the Germans any at that time. A few other sources outside the US have been developed over the years but just a few. IIRC the estimates are that the US has about half the world wide reserve of helium. On 5/8/07, Aristotle Sagan <killer.jupiter@gmail.com> wrote: > > Impossible to get in 1937. Helium was considered a war resource and > Germany > wasn't allowed to buy any, and didn't have the technology to isolate it by > itself. > > |
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