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CFC Core Exam Questions and Answers 100% Correct
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CFC Core Exam Questions and Answers 100% CorrectCFC Core Exam Questions and Answers 100% CorrectCFC Core Exam Questions and Answers 100% Correct Letters A or B indicate - ANSWER-Level of toxicity. B = higher Number 1, 2, and 3 indicate levels - ANSWER-of flammability. 3 = highest A1 Refrigerants - ANSWER-R-11, R-12, R-22, R-500, R-502, R-134a B1 Refrigerants - ANSWER-R-123 Check refrigerants containers every ____ years for a current hydrostatic test before use - ANSWER-5 December 31, 1995 - ANSWER-CFC production stopped CFC Regrigerants - ANSWER-R-11, R-12, R-13, R-14, R-113, R-114 CFC refrigerants are classified as Class __ subtances - ANSWER-1 Class 1 substance is a refrigerant
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