CFC Core Exam Questions | 130 Questions with 100% Correct Answers | Latest Update | Verified
__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. A.CFCS B.HCFCS C.HFCs D.HalonsTM - C 2.The Clean Air Act_. A.calls for the phaseout of PFC refrigerant production B.requires that all leaks be fixed within 30 days C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal D.prohibits CFC/HCFC venting as of July 1,1992 - D 3.Refrigerant__is the type of contamination that is the most difficult for a reclaiming facility to eliminate. A.with air B.with moisture C.from an acid burnout D.containing particulate contaminants - C __is a CFC refrigerant. A.R-134a B.R-123 C.R-22 D.R-12 - D _is an HCFC refrigerant. A.R-11 B.R-22 C.R-114 D.R-717 - B
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