You might not think so if you've never used one, but air compressors do often require oil to run. Do you need detergent or ...

In any refrigeration system, as refrigerant vapor leaves a compressor, so does a small amount of oil. This oil travels through the discharge line, condenser, liquid line, and evaporator, and then back ...

The lubricant in refrigeration and air conditioning systems has many important functions. Even though the circulated refrigerant is the working fluid required for cooling, the lubricant or oil is ...