Epa 608 core exam free - Study guides, Class notes & Summaries

EPA 608 CORE Exam Questions and Answers (2022/2023) (Verified Answers) Graded A+ What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? Dont disolve iin water Each chlorine atom in the stratosphere can destroy how many ozone molecules? 100,000 ozone molecules Which refrigerant contains a CFC? R500, R12, R113 or R11? Theyre all CFC's HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? Hydrogen, chlorine, flourine...

EPA 608 Core Test Exam with Updated Sample Questions and Correct Answers 100% A+ 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 - CORRECT ANSWER-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) ra...

EPA 608 Core Exam: Free Online Practice Test 1 Complete Questions And Answers One chlorine atom in stratosphere can able to destroy approximately _______ number of ozone molecules: 1,00,000 Only _____ refrigerant can be transferred or sold to another individual Reclaimed Halons were completely phased out by ______ : 1994 Lifetime of CFCs is believed to be in the range ______ : 20 to 100 years Refrigerant cannot be called reclaimed unless it meets the ______ purity standard: ARI-700 ...

EPA 608 Certification Core Practice Test Exam with 100% correct Answers As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? - answerJuly 1, 1992. What is the ozone layer and why is it important to us on Earth? - answerProtective 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 strato...

EPA 608 Core Test Sample Questions with 100% Correct Answers 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 - Answer️️ -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 stratosphere la...

An ----- should be taken and ----- if a system has a major component failure. - Answer oil sample analyzed (evacuation) The system vacuum gauge should be connected ----- from the vacuum pump. - Answer far as possible To receive any certification, which section must be passed? - Answer Section A (core) Always review the -----, when working with any solvents, chemicals, or refrigerants - Answer material safety data sheets Cylinders should be transported in an ----- position - Answer u...

Appliance - Answer- Any device which contains and uses a Class I (chlorofluorocarbon; CFC), Class II (hydrofluorocarbon; HCFC) substance or substitute (e.g. Hydrofluorocarbon: HFC) as a refrigerant and which is used for household or commercial purposes, including any air conditioner, motor vehicle air conditioner, refrigerator, chiller, or freezer. For a system with multiple circuits, each independent circuit is considered a separate appliance. EPA interprets this definition to include all air-c...

EPA 608 CORE EXAM QUESTIONS AND ANSWERS What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? - Answer ️️ -Dont disolve iin water Each chlorine atom in the stratosphere can destroy how many ozone molecules? - Answer ️️ - 100,000 ozone molecules Which refrigerant contains a CFC? R500, R12, R113 or R11? - Answer ️️ -Theyre all CFC's HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? - Answer ️️ -Hydr...

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...

EPA 608 Core Exam: Free Online Practice Test 1 Complete Questions And Answers EPA 608 Core Exam: Free Online Practice Test 1 Complete Questions And Answers