EPA 608

EPA 608 Core Test Sample Questions and Answers Latest 2023 with complete solution As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosp...

EPA 608 Certification Exam 2023 with complete Questions & Answers

As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? July 1, 1992. What is the ozone layer and why is it important to us on Earth? Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 miles above earth. 01:04 01:36 The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is? Chlorine. What is an ozone molecule made of?...

Industrial process and refrigeration units with a 50 pound charge or more with an annualized leak rate of _____ or more must have leaks repaired. 35 Unless plans are made to replace a system exceeding the maximum leak, repairs must be made in; 30 days 00:27 01:36 Refrigerants CFC R-12, HCFC R-22, and HFC 134a are all classified as; a 1 All Refrigeration & HVAC systems are protected by a; pressure relief valve A refrigerant sensor which will sound an alarm and au...

What is a blend of two or more components who's equilibrium vapor phase & liquid phase compositions are the same at a given pressure? Azeotrope This is a halogenated hydrocarbon containing one or more of the three halogens: fluorine, chlorine, and bromine Halocarbon 00:48 01:36 Chlorofluorocarbons (CFCs) consist of? Chlorine, fluorine, carbon CFCs are chemically very stable because they contain no? Hydrogen CFCs are damaging to what layer of the ozone layer? S...

What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant recovery? November 14, 1994 Section 608 of the Federal Clean Air Act requires technicians to what? Recover all refrigerants. The objective of the Clean Air Act is to protect what? The earth's stratosphere. HFC's HydroFlouroCarbon's CFC's ChloroFluoroCarbon's ODP Ozone Depletion Potential Which international treaty agreement was the basis for Section 608? The Mon...

To process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis defines: Reclaiming Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for: Disposable cylinders 01:36 01:36 Clean refrigerant for reuse by separating the oil from the refrigerant by passing it through one or more filter driers is the definition of: Recycle What is the GWP (Global Warm...

When moisture exists in an operating system, what is most likely to occur? Acid will form. What factor(s) affects the speed of evacuation? 1) The size of the equipment being evacuated. 2)The ambient temperature. 3) The amount of moisture in the system 00:11 01:23 A system is considered dehydrated when? The vacuum indicator shows you have reached & held the required finished vacuum. The over-evacuation of a system: Does not occur. The size (capacity) of the...

As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? July 1, 1992. What is the ozone layer and why is it important to us on Earth? Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 miles above earth. 00:35 01:23 The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is? Chlorine. What is an ozone molecule made of?...

To process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis defines: Reclaiming Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for: Disposable cylinders 00:19 01:23 Clean refrigerant for reuse by separating the oil from the refrigerant by passing it through one or more filter driers is the definition of: Recycle What is the GWP (Global Wa...