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Vacuum Pump Quizzes & Trivia

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A refrigerator helps keep food from going bad at the house or the office. To be able to fix a refrigerator ensure you give it to someone certified to work on refrigerators. Are you working to get that certificate? The test...

Questions: 85  |  Attempts: 703   |  Last updated: Jun 13, 2018
  • Sample Question
    When moisture is present in a refrigeration system, it will react with the refrigerant and the oil to form ________.
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