# Detonation Engines Possibly 25% efficiency increase https://twitter.com/DrChrisCombs/status/1293172193308872704 <!-- #case-study/scifi --> [Web URL for this note](http://notes.benjaminreinhardt.com/Detonation+Engines) [Comment on this note](http://via.hypothes.is/http://notes.benjaminreinhardt.com/Detonation+Engines) <!-- {BearID:CA38486A-A160-41B7-B36B-63BB4245C907-61320-00061FF8C4291B2A} -->