Quote:
Originally Posted by sir_pudding
Freezing water and hydrogen (and really most things) is TL6. Freezing lithium is TL 0.
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I thought the reason why superconductors that work at liquid nitrogen temperatures were so sought after was mostly about the high cost of using liquid hydrogen.
And we are talking about major industrial and compact efficient drives, not just technically possible.
That way leads to a breakdown of TL definitions.