> So while you are right that nothing else stays liquid at those temps, we won’t... | Hacker News

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spwa4 3 months ago | parent | context | favorite | on: Helium is hard to replace

> So while you are right that nothing else stays liquid at those temps, we won’t be needing nearly as much helium in radiology in the next few years.

How many loans for MRI machines that require helium haven't been paid back yet?

lostlogin 3 months ago [–]

I know of a few.

They use a lot when installed, but rarely need top-ups.

They are shipped full of helium and chilled, but aren’t ramped up (so aren’t superconducting magnets until after commissioning).

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