A huge part of rocket science is the system of tanks, piping, valves and burners which deliver the fuel from the tanks to the engine. I try to explain why different designs exist and the advantages that more complicated designs deliver.

To be clear, I'm not a rocket scientist, I only play one on the internet.

Rocket engine diagrams are largely from Wikipedia with some
Modification for narrative purposes

https://commons.m.wikimedia.org/wiki/....
https://commons.m.wikimedia.org/wiki/...
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