That was Falcon 1. And it's because all you're, you're doing is replacing the, the fuel and oxygen in the rocket as opposed to building a new rocket. And Most of the propellant is actually oxygen, not fuel. It's about 80% oxygen, 20% fuel. Then the next big technology challenge after being able to achieve full reuse of the ship is orbital refilling, where, where we actually refill propellant from over like aerial refueling. (05:21–05:29)
CLAIM
Asserts that most of the propellant is oxygen, about 80% oxygen and 20% fuel.
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