Assertion: pm's isotope | /r/ObjectUse | used as both fuel
Facets:
value: in starship engines
type: LOCATION
value: in imperial plasma generators
type: LOCATION
Source sentences:
text: Promethium is a general term used for any form of combustible fuel in the Imperium of Man, including the various isotopes of hydrogen used as both fuel and reaction mass in Imperial Plasma Generators and starship engines.