destraight t1_iy5w8fh wrote
Reply to comment by FalconX88 in 'Landmark achievement': Rolls-Royce and easyJet hail successful hydrogen jet engine test by Wagamaga
It is still going to be expensive.
FalconX88 t1_iy7zo94 wrote
As all engines are. A Trent 1000 engine (e.g. on the dreamliner) is about 20 million dollar and a lot in maintenance.
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