EPA 608 FINAL EXAM 2 QUESTIONS
AND VERIFIED CORRECT ANSWERS
GRADED A+ [LATEST 2026-2027] 100%
GUARANTEED
Which of the following is used as the baseline measurement for "Global Warming Potential?? -
CORRECT ANSWER-CARBON DIOXIDE
The "MONTREAL PROTOCOL" is a treaty which: - CORRECT ANSWER-Addresses ozone depleting
substances and their ALTERNATIVES.
The "Clean Air Act" sets the standards and regulations for: - CORRECT ANSWER-The handling
and use of refrigerant/ Air emissions from stationary & mobile sources.
Recovery tanks for refrigerant must be all of the following (EXCEPT) - CORRECT ANSWER-Filled
to 95% capacity
Which of the following is an ACTIVE recovery process?? - CORRECT ANSWER-Using a RECOVERY
MACHINE to move refrigerant.
System-dependent recovery methods are considered to be: - CORRECT ANSWER-PASSIVE
RECOVERY METHODS
, If a system has been contaminated by multiple refrigerants what must be done?? - CORRECT
ANSWER-All refrigerants must be recovered into a separate recovery tank and turned in for
reclaiming.
Reclaiming is the process of : - CORRECT ANSWER-Restoring refrigerant to original state,
requiring chemical analysis.
Recycling in the process of: - CORRECT ANSWER-Cycling refrigerant through multiple filters for
immediate re-use.
The purpose of pulling a Vacuum on a system is to: - CORRECT ANSWER-Remove moisture and
non-condensables from the system.
When evacuating (Pulling a vacuum on) a system the use of a severely overside vacuum pump
could - CORRECT ANSWER-Cause trapped water to freeze.
Moisture combine with refrigerant and oil under high temperatures and pressures to form: -
CORRECT ANSWER-Hydrofluoric & Hydrochloric Acid
A proper Vacuum Should be pulled to: - CORRECT ANSWER-500 Microns
Blending refrigerants should be charged in what state due to fractionation?? - CORRECT
ANSWER-LIQUID
What readings do we use to determine if a system is properly charged?? - CORRECT ANSWER-
Superheat & Subcool
Where should we find information on which refrigerant should be used in a system?? -
CORRECT ANSWER-Unit manufacture DATA PLATE.
AND VERIFIED CORRECT ANSWERS
GRADED A+ [LATEST 2026-2027] 100%
GUARANTEED
Which of the following is used as the baseline measurement for "Global Warming Potential?? -
CORRECT ANSWER-CARBON DIOXIDE
The "MONTREAL PROTOCOL" is a treaty which: - CORRECT ANSWER-Addresses ozone depleting
substances and their ALTERNATIVES.
The "Clean Air Act" sets the standards and regulations for: - CORRECT ANSWER-The handling
and use of refrigerant/ Air emissions from stationary & mobile sources.
Recovery tanks for refrigerant must be all of the following (EXCEPT) - CORRECT ANSWER-Filled
to 95% capacity
Which of the following is an ACTIVE recovery process?? - CORRECT ANSWER-Using a RECOVERY
MACHINE to move refrigerant.
System-dependent recovery methods are considered to be: - CORRECT ANSWER-PASSIVE
RECOVERY METHODS
, If a system has been contaminated by multiple refrigerants what must be done?? - CORRECT
ANSWER-All refrigerants must be recovered into a separate recovery tank and turned in for
reclaiming.
Reclaiming is the process of : - CORRECT ANSWER-Restoring refrigerant to original state,
requiring chemical analysis.
Recycling in the process of: - CORRECT ANSWER-Cycling refrigerant through multiple filters for
immediate re-use.
The purpose of pulling a Vacuum on a system is to: - CORRECT ANSWER-Remove moisture and
non-condensables from the system.
When evacuating (Pulling a vacuum on) a system the use of a severely overside vacuum pump
could - CORRECT ANSWER-Cause trapped water to freeze.
Moisture combine with refrigerant and oil under high temperatures and pressures to form: -
CORRECT ANSWER-Hydrofluoric & Hydrochloric Acid
A proper Vacuum Should be pulled to: - CORRECT ANSWER-500 Microns
Blending refrigerants should be charged in what state due to fractionation?? - CORRECT
ANSWER-LIQUID
What readings do we use to determine if a system is properly charged?? - CORRECT ANSWER-
Superheat & Subcool
Where should we find information on which refrigerant should be used in a system?? -
CORRECT ANSWER-Unit manufacture DATA PLATE.
