Epa certification exam qa - Study guides, Class notes & Summaries

HVAC (EPA Certification Exam Section 608) | Questions and Correct Solutions Latest Update 2024/2025 | Graded A+ How many types of HVAC certifications are there? - Answer -There are 4 types. What does a metering device do? - Answer -The metering device causes a reduction in pressure, and therefore a reduction in saturation temperature. What is absorbed in the evaporator? - Answer -Heat is absorbed in the evaporator. What happens in the evaporator? - Answer -Heat is absorbed in the eva...

EPA CERTIFICATION EXAM Q&A

EPA 608 Certification Exam Q&A With Accurate Solution Ozone stratosphere above the earth consists of molecules containing... - 3 oxygen atoms (O3) The oxygen we breathe contains how many atoms in each molecule? - two atoms (O2) The ozone layer consists of ozone in the stratosphere at an altitude of between __________above the earth - 7 and 28 miles the ozone layer is formed by what? - Ultra violet light from the sun acting on oxygen molecules,absorbs and scatter UV light from the su...