NATE Core Practice Questions - NATE Core Knowledge Exam

When refrigerant is released into a confined space, what is the primary exposure danger?

Shock from nearby energized wiring Oxygen-deficiency asphyxiation Excess indoor humidity High duct static pressure

Oxygen-deficiency asphyxiation

Access more questions from this quiz

Continue to NATE Core Practice Questions - NATE Core Knowledge Exam for more practice questions and the full quiz experience.