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klrjhthertjr t1_iy8fz9j wrote

Reply to comment by kitd in Rolls-Royce successfully tests hydrogen-powered jet engine | Britain's Rolls-Royce said it has successfully run an aircraft engine on hydrogen, a world aviation first that marks a major step towards proving the gas could be key to decarbonising air travel. by yourSAS

Yea that’s not really the point though. It’s very easy to test with green hydrogen, but to commercialize the product the price of green hydrogen will have to drop below the price of gray hydrogen.

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