Exam Questions and CORRECT Answers
Venting CFC/ HCFC into atmosphere is banned since ____________ - CORRECT
ANSWER - July 1, 1992
As of ___________ sale of CFC/HCFC refrigerant is restricted - CORRECT ANSWER -
November 14, 1994
As of _____________ CFC were phased out of production - CORRECT ANSWER -
December 31, 1995
Refrigerant recovery equipment manufactured after ___________ must be certified by EPA
approved organization - CORRECT ANSWER - November 15, 1993
Since ___________ knowingly venting refrigerant is violation of CAA - CORRECT
ANSWER - November 15, 1995
R-134a is an ________ refrigerant - CORRECT ANSWER - HFC
R-500 refrigerant is example of ________ refrigerant - CORRECT ANSWER - CFC
R-500 refrigerant is used in __________ pressure appliances - CORRECT ANSWER -
Medium
Refrigerant used in residential and small commercial heat pumps and Air Conditioning systems
in place of R-22 is ___________ - CORRECT ANSWER - R-410a
R-134a is used on ____________ pressure appliances anyfr - CORRECT ANSWER -
High