Exam (elaborations)
EPA 608 Universal Exam With 100% Correct Answers 2023
- Course
- EPA 608
- Institution
- Chamberlain College Of Nursing
EPA 608 Universal Exam With 100% Correct Answers 2023
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EPA 608 UniversalExam With 100%
Correct Answers 2023
, EPA 608 Universal Exam With 100%
Correct Answers 2023
Refrigeration technicians who violate the Clean Air Act can: - - Correct answer-Lose
their EPA certification, be fined, be required to appear in Federal court.
After 1995, any supplies of CFC refrigerants to service existing units in the USA can
only come from: - - Correct answer-recovery and recycling.
Refrigerant that is recovered can be returned to: - - Correct answer-the same system or
other systems owned by the same person without restriction.
Refrigerant can not be called "reclaimed" unless it: - . - Correct answer-has been
chemically analyzed and the refrigerant meets the ARI-700 standard.
The EPA can require a technician to demonstrate their ability to perform proper
procedures for recovering and/or recycling refrigerant. Failure to demonstrate
competency can result in: - - Correct answer-revocation of the technicians certification.
What characteristic(s) of CFCs make them more likely to reach the stratosphere than
most other compounds containing chlorine? - - Correct answer-Refrigerants that contain
chlorine but not hydrogen are so stable that they do not break down in the lower
atmosphere after being released. The chlorine or bromine reacts with the ozone,
causing it to change back to oxygen, thus destroying the ozone layer.
A system is considered dehydrated when: - - Correct answer-the vacuum indicator
shows you have reached and held the required finished vacuum.
Disposable refrigerant containers are used for - Correct answer-virgin
refrigerant
Which refrigerant is an HCFC? - - Correct answer-R-123, R-124, R-22
What statement is true about an azeotropic refrigerant mixture? - - Correct answer-It is
a mixture that acts like a single-component refrigerant over its entire range.
Chlorofluorocarbos (CFCs) and hydrochlorofluorocarbons (HCFCs) have which of the
following in common? - - Correct answer-It is a mixture that acts like a single-
component refrigerant over its entire range.
To scrap a disposable cylinder, the internal cylinder pressure should be reduced to at
least: - - Correct answer-0 psig.
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