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Couldn't you use electricity to separate hydrogen and oxygen from water, and then "burn" that in the rockets to produce water again?
by rogerbinns 14y ago
Couldn't you use electricity to separate hydrogen and oxygen from water, and then "burn" that in the rockets to produce water again?
- anamax 14y ago> Couldn't you use electricity to separate hydrogen and oxygen from water, and then "burn" that in the rockets to produce water again? How does the energy/pound and energy/CC compare to decent rocket fuel?
- marvin 14y agoLiquid hydrogen/liquid oxygen is the most efficient chemical rocket fuel possible. Most famously used by the Space Shuttle Main Engines.
- lmm 14y agoYou can, but under current technology this is a lot less efficient (I remember hearing a 12% figure somewhere) than direct-drive electric motors.