"How Is Helium Produced?"


Production: Although Helium is one of the most common elements in the universe
it is a rare gas on earth. It exists in the atmosphere in such small quantities
(less than five parts per million) that recovering it from the air is
uneconomical. Helium is produced as a by-product of the refining of natural gas,
which is carried out on a commercial scale in the USA and Poland. In these areas
natural gas contains a relatively high concentration of Helium which has
accumulated as a result of radioactive decay of heavy elements within the
earth's crust. Helium is supplied to distribution centres throughout the world
in liquid form in large cryogenic containers. The Helium is filled into liquid
containers, gas cylinders and cylinder packs as necessary.

History of Helium Production: Government involvement in helium conservation
dates to the Helium Act of 1925 which authorized the Bureau of Mines to build
and operate a large-scale helium extraction and......

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Title: How Is Helium Produced?
Approximate Word Count: 1095
Approximate Pages: 5 (250 words per double-spaced page)

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