Study guides, Class notes & Summaries

EPA 609 Technician Certification 120 Real Exam Questions With Answers | Verified 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - ANSWER FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 - ANSWER CFC-11 3. Ozone layer absorbs and scatters __________ form the sun - ANSWER Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant - ANSWER TRUE 5. a refillable refrigerant cylinder must not be filled above ___...