My immediate reaction was “was the caterpillar drive in The Hunt for the Red October a pumpjet?”
Answer, no, that was a Magnetohydrodynamic drive. https://en.m.wikipedia.org/wiki/Magnetohydrodynamic_drive
Pretty cool though
Answer, no, that was a Magnetohydrodynamic drive. https://en.m.wikipedia.org/wiki/Magnetohydrodynamic_drive
Pretty cool though