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uglyspacepig t1_j6y5qas wrote

Fuel cells generate electricity. They're not used for propulsion.

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John_B_Clarke t1_j6yyaec wrote

Doesn't matter what they were used for, they didn't magically produce water from vacuum. The hydrogen and oxygen were carried from Earth on the spacecraft.

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uglyspacepig t1_j702ggw wrote

You're very confused. You're attacking points no one made and going off on tangents that are not relevant

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