'Trump is cooked': Fears of 'collapse' spread as war sparks shortage of critical resource

[caraher]

43. I know you're not serious

But for those who may want reasons this doesn't really work, we could use hydrogen for buoyancy applications like balloons, but what makes helium necessary for MRI scanners is that helium has an extremely low boiling point, and superconducting magnets need to be kept at a similarly low temperature. Liquid hydrogen boils at around 20 Kelvin but current magnets need temperatures below 10 K; helium boils around 4 Kelvin.