Exam (elaborations)
EPA 608 Type III Complete Questions & Solutions!!
- Course
- Institution
What do R-11 and R-123 refrigerants have in common? A. They are oxygen depleting B. They are Class I and II substances as defined by the EPA C. Both A and B D. Neither A nor B - ANSWER C. Both A and B What is the required evacuation level for recovering refrigerant from a low-pressure appl...
[Show more]