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Refrigeration & AC
EPA 608 Certification
The Refrigeration Cycle & Components
Knowledge Check
The Refrigeration Cycle & Components
Knowledge Check
Knowledge Check
1 / 13
Why is it critical to minimize POE oil's exposure to the atmosphere during service?
A
POE oil becomes flammable when exposed to oxygen
B
POE oil reacts with nitrogen in the air to form toxic fumes
C
POE oil evaporates rapidly when exposed to air
D
POE oil is hygroscopic and readily absorbs moisture from the air
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