Submitted by Live_Strongerrr t3_10o8vih in explainlikeimfive
onlytech_nofashion t1_j6de6nc wrote
Reply to comment by Thaddeauz in Eli5 why aren't gas only vehicles far more fuel efficient than before by Live_Strongerrr
are there also external combustion enignes?
BrunoJacuzzi t1_j6deq8p wrote
The steam engine is an example.
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