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A comment on New two-stroke engine design could help keep internal combustion around longer. Parent comment

Re:New two-stroke engine design could help keep internal com... by Hypx on Wednesday May 27, 2020 @03:17AM (#23320300)
There's also hydrogen fuel cells to consider, which at 142 MJ / kg and 50% efficiency looks like this:

1 kg * 142 MJ / kg * 50% = 71 MJ mechanical

The dominant solution above all else.

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