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Refrigeration & AC
EPA 608 Certification
Refrigerant Properties & Classifications
Knowledge Check
Refrigerant Properties & Classifications
Knowledge Check
Knowledge Check
1 / 14
What does the 'L' designator mean in R-454B's A2L safety classification?
A
Low toxicity
B
Limited availability
C
Liquid phase only
D
Lower flammability with low burning velocity
Check Answer
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