Question

01510.10w_hvac service
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q4: the evacuation process draws out of the system.
contaminants
air
refrigerant
oil

Explanation:

In an HVAC (Heating, Ventilation, and Air - Conditioning) system, the evacuation process is used to remove air and contaminants from the system to ensure proper functioning and prevent issues like corrosion and inefficient cooling. Refrigerant and oil are not removed during the evacuation process.

Answer:

A. contaminants, B. air