#fuel_gauge__fuel_indicator  an indicator of the amount of fuel remaining in a vehicle
  supertype:  #indicator  a device for showing the operating condition of some system
  part of:  #fuel_system  equipment in a motor vehicle or aircraft that delivers fuel to the engine
     part of:  #aircraft  a vehicle that can fly
     part of:  #motor_vehicle__motorvehicle__automotive_vehicle  a self-propelled wheeled vehicle that does not run on rails

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