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Re:JP-7 by iggldiggl on Wednesday July 29, 2020 @08:57AM (#23986107)
The F-1 rocket engine on the first stage of the Saturn V used a similar arrangement, with the fuel also doing double duty as hydraulic fluid, coolant and lubricant.
Re:JP-7 by 2trill2spill on Wednesday July 29, 2020 @11:57AM (#23988176)
That's pretty standard on most liquid propellant rocket engines.