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nradov
on Aug 30, 2021
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Air Independent Propulsion Could Create Silent Kil...
Magnetohydrodynamic drives have existed in unclassified prototype form for decades. Efficiency is terrible.
https://en.wikipedia.org/wiki/Magnetohydrodynamic_drive
denton-scratch
on Aug 30, 2021
[–]
Thanks; I thought something like that had been invented.
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Search:
https://en.wikipedia.org/wiki/Magnetohydrodynamic_drive