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FlingingGoronGonads OP t1_j8xfvkw wrote

Oxygen production is quite a bit easier on Mars, as it turns out. We've already produced O2 from the CO2 atmosphere. That's a lot easier than importing oxygen from Earth or extracting it from Lunar rock, as per this NASA proposal.

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Tre-Ursus t1_j8xmrjx wrote

The oxygen extracted from lunar rock is a byproduct. The main goal is the aluminum, iron, and silicon that's leftover.

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