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EPA 608 Exam Questions and Answers Latest Graded A+ 2023
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EPA 608 Exam Questions and Answers Latest Graded A+ 2023 the state of the refrigerant entering the metering device is? - A subcooled high pressure liquid. what type of refrigerant is used in VERY high-pressure appliances? - R-503 what type of refrigerant is used in MEDIUM pressure applianc...
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