#turbojet_engine__turbojet__turbofan__turbofan_engine  jet engine in which a turbine drives air to the burner
  supertype:  jet_engine__jetengine  a gas turbine produces a stream of hot gas that propels a jet plane by reaction propulsion
  part of:  propjet  turbojet
  part:  afterburner  a device injects fuel into a hot exhaust for extra thrust
  part:  gas_turbine__gasturbine  turbine that converts the chemical energy of a liquid fuel into mechanical energy by internal combustion; gaseous products of the fuel (which is burned in compressed air) are expanded through a turbine

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