Epa 608 core exam 2025 Study guides, Class notes & Summaries

EPA SECTION 608 CORE (2022 revision) What does ozone in the stratosphere above the earth consist of? a. Molecules containing 2 oxygen atoms. b. Molecules containing 3 oxygen atoms. c. Molecules containing 4 oxygen atoms. d. Molecules containing 5 oxygen atoms Which of the following refrigerants has the lowest global warming potential? a. R-134a b. R-407C c. R-410A d. R-600a Which of the following gases is used as the baseline measurement for global warming potential? a. Ammo...

EPA 608 (CORE) Exam | Questions and Correct Solutions | Latest Update 2024/2025c| Graded A+ When moisture exists in an operating system, what is most likely to occur? - Answer -Acid will form. What factor(s) affects the speed of evacuation? - Answer -1) The size of the equipment being evacuated. 2)The ambient temperature. 3) The amount of moisture in the system A system is considered dehydrated when? - Answer -The vacuum indicator shows you have reached & held the required finished vac...