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Lumifer comments on [LINK] Waitbutwhy article on the history and future of space exploration, SpaceX and more - Less Wrong Discussion

3 Post author: LizzardWizzard 08 September 2015 11:14AM

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Comment author: Lumifer 09 September 2015 04:28:13PM 3 points [-]

is obviously not an option because of thermodynamics 101

It is a perfectly good option if you need hydrogen as energy carrier and not as energy source.