Answer:
The answer is "Evacuation".
Step-by-step explanation:
The evacuation in coolants was its removal from the coolant of heat, air, and non-condensable toxic gases. Its seal HVAC system is drawn to a vacuum and use a pressure washer throughout this process.
- It loses the air and water vapor throughout the coolant point is called it.
- The two primary goals are accomplished by evacuating, that are eliminates content and hydrates.