That's not the point of the comment you replied to. Pulling in oxidizer from the...

		Dylan16807 on May 31, 2020 \| parent \| context \| favorite \| on: All-electric Cessna Grand Caravan makes maiden fli... That's not the point of the comment you replied to. Pulling in oxidizer from the air gets you a 3x efficiency boost, but using a combustion engine has a 3x efficiency penalty. It cancels out.