• Definition for "back pressure"
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back pressure definition

  • adjective:
    • See under Pressure.
  • noun:
    • pressure which resists the movement associated with the piston, due to the fact pressure of exhaust steam which does not find free socket.
    • Pressure backwards or in the reverse of the typical way; especially, the opposition associated with atmosphere or of waste steam to your action associated with the piston of a steam-engine.
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