Odp test 1 - Study guides, Class notes & Summaries

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 Ans 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 strato...

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 Ans 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 strato...

ODP Test (1)

EPA 608 Practice Test With Verified Answers Graded A+ CFC- which is R-12 Year 1994 20 to 100 years Acidic 100,000 The refrigerant could be trapped in the system Nitrogen gas Slower Fluorescent indi- cator False Condensation ARI-700 Condenser , Evaporator 1. has the higher ozone depletion potential (ODP). 2. By what year was the use of halons completely phased out ? 3. What is believed to be the lifetime range of CFCs. 4. Corrosion in refrigerant appliances from a pH level ...

©THEBRIGHTSTARS 2024 ODP Test Exam Questions With Revised Answers What is the purpose of oral self-care? - answerTo prevent or arrest periodontal diseases and caries by the reduction of plaque accumulation How often is the removal of interproximal plaque advised? - answerAt least once every 24 hours. Individual factors must be considered for frequency How often must oral hygiene be performed to stay compatible with gingival health? - answerEvery 48 hours What is the col? - answerThe d...

NFPA 10 Exam 34 Questions with Verified Answers ANSI - CORRECT ANSWER American National Standards Institute Antifreeze Charge - CORRECT ANSWER Loaded stream charge Carbon Dioxide - CORRECT ANSWER A colorless, odorless, electrically non-conductive inert has that is a suitable medium for extinguishing class B and class C fires Dry Chemical - CORRECT ANSWER A powder composed of very small particles, usually sodium bicarbonate, potassium bicarbonate or ammonium phosphate-based with added...

©BRIGHTSTARS EXAM SOLUTIONS 10/21/2024 9:24 PM HVAC Universal Certification Exam Study Guide. Azeotrope - answera blend of 2 or more components whose equilibrium vapor phase and liquid phase compositions are the same given pressure. Halocarbon - answera holgenated hydrocarbon containing one or more of the 3 halogens: fluorine, chlorine, and bromine. CFCs consist of __, __, and __. - answerChlorine, fluorine, and carbon CFCs are chemically very stable because they contain no __. - answe...

EPA 608 Certification Core Practice Test Exam with 100% correct Answers 2023 As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? ANS-July 1, 1992. What is the ozone layer and why is it important to us on Earth? ANS-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. The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosph...

HVAC (EPA Certification Exam Section 608) Questions and Answers Actual Test Verified A+ How many types of HVAC certifications are there? - There are 4 types. What does a metering device do? - The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Heat is absorbed in the evaporator. What happens in the evaporator? - Heat is absorbed in the evaporator and causes the refrigerant to boil from liquid t...

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