mgt-kuradal t1_iy3ndjq wrote
Reply to comment by The-Protomolecule in 'Landmark achievement': Rolls-Royce and easyJet hail successful hydrogen jet engine test by Wagamaga
It does. Energy density of 1 gram of hydrogen vs 1 gram of any other fuel compared to 1 liter of hydrogen vs 1 liter of any other fuel. They are different measures.
Both are valid ways of measuring energy density.
HuckleSmothered t1_iy5odj2 wrote
What weighs more a pound of feathers, or never learning past 5th grade?
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