Assertion: space shuttle's engine | /r/CapableOf | draw propellant
Facets:
value: from the space shuttle external tank
type: OTHER
Source sentences:
text: The engines, drawing propellant from the Space Shuttle external tank (ET) via the orbiter's main propulsion system (MPS), were ignited at T−6.6 seconds prior to liftoff (with each ignition staggered by 120 ms), which allowed their performance to be checked prior to ignition of the Space Shuttle Solid Rocket Boosters (SRBs), which committed the shuttle to the launch.