PPRuNe Forums - View Single Post - Airbus patents Mach 4.5 plane

19th Aug 2015, 22:15

#46 (permalink)

tdracer

Join Date: Jul 2013

Location: Everett, WA

Age: 68

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Exactly Silvertate.

I keep telling people, hydrogen is not a viable energy source, it's an energy medium. And a not particularly efficient one given current technology.

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