EPA SECTION 608 Questions and Answers with
Solutions
Which process applies to cleaning refrigerant for immediate
reuse by oil separation and single or multiple passes through
devices, like replaceable core filter driers, which reduce
moisture and acidity?
A. Recycling
B. Recovering
C. Reclaiming
D. Restoring - ANSWER A. Recycling
Which of the following gases is used as the baseline
measurement for global warming potential?
A. Ammonia
B. Carbon Dioxide
C. CFC 12
D. Propane - ANSWER B. Carbon Dioxide
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When transporting cylinders containing used refrigerant, Dot
requires that you;
A. Use OSHA approved containers.
B. Attach DOT classification tags.
C. Ship by EPA certified carrier
D. Do all of the above - ANSWER B. Attach DOT classification
tags
Why are HFO refrigerants less flammable than hydrocarbon
refrigerants?
A. They contain chlorine.
B. They contain bromine.
C. They contain fluorine.
D. They contain carbon. - ANSWER C. They contain fluorine
How should refrigerant blends be charged?
A. Vapor
B. High Temperatures
C. Liquid
D. The same as other refrigerants - ANSWER C. Liquid