#radiator.mechanism  a mechanism consisting of a metal honeycomb through which hot fluids circulate; heat is transferred from the fluid through the honeycomb to the airstream that is created either by the motion of the vehicle or by a fan
  supertype:  #mechanism  device consisting of a piece of machinery; has moving parts that perform some function
  part of:  #engine_cooling_system
  part:  #radiator_cap  cap on the opening in the top of a radiator through which a coolant liquid can be added

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