refrigerant and recovery quiz Questions and answers 100% pass

the recovery process on an R-12 or R-134a A/C system should continue until a stable vacuum held by the system for - ANSWER-2 minutes technician a says that the refrigerant container should be placed in a cooler storage area before use technician b says that the vapor in the container should be slowly vented into a refrigerant handling unit - ANSWER-b only the ozone layer filters out most of the suns harmful - ANSWER-ultraviolet radiation the reduction of ozone in the stratosphere could cause - ANSWER-an increase in skin cancer and eye cataracts technician a says that sunlight striking CFC molecules can cause chlorine to be released technician b says that chlorine atoms react with ozone to produce chlorine monoxide - ANSWER-both a and b R 134a refrigerant must be reclaimed to meet which of these purity standards - ANSWER-j2099 if the required charge level of refrigerant for MVAC system is 40 ounces which of these is correct charge level measu