If there is a large release of refrigerant in a contained area, then which of the following shall be done:

If the system is charged with any other toxic refrigerant, then according to ______ requires a specific refrigerant sensor is required to be installed to detect the toxic refrigerant

Recovery refrigerant can be charged back into the system if a QwikCheck acid test shows no sign of ________

In order to determine the refrigerant quality, which of the following purity test is carried out:

If charging a non-azeotropic refrigerant blend in to the system,it can charge as a

Charging by which of the following to the system is much faster:

A substantial leak in all comfort cooling appliances that contain more than 50 pounds of refrigerant must be repaired within ________ days

The leak rate is  based on the amount of refrigerant that was lost over the last 12 months as a percentage of the total charge.

If refrigeration system has been evacuated, the system pressure is ______ than atmospheric pressure.

The best leak-checking procedure is a pressure decay test using dry _______

When  an ultrasonic leak detector is used for detecting the refrigerant leaks, a refrigerant trace gas needed to be added to the nitrogen

As the system is evacuated, the density of the refrigerant ________

The reason you need to dehydrate arefrigeration system is to remove ________

The warmer the refrigeration system, the ______ the system pressure

The liquid receiver is present at the _____ side of the refrigeration system