The potential for helium to one day run out has put paid to the notion that it should be used for amusement purposes.
Despite being the second most common element in the universe, helium is relatively rare on Earth as it is one of the few elements that escapes gravity and leaks away into space. Helium is of key importance for superconducting magnets used in MRI scanners, due to it having the lowest boiling point of any element…
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