A lot of helium use is for machines that need to have parts around 0 Kelvin for ...

		njarboe on Dec 17, 2019 \| parent \| context \| favorite \| on: Will We Run Out of Helium? A lot of helium use is for machines that need to have parts around 0 Kelvin for superconductivity. It is the only liquid at those temperatures besides Hydrogen and Hydrogen is much more dangerous and reactive.