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 ...

Compressor failure can be traced to a number of system issues, including high condensing pressures, refrigerant floodback, service or replacement issues, a loss of charge, liquid slugging, motor ...

View post: Hennessey Reveals Why He Keeps Chasing Dangerous Speed Records Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. It’s ...

The oil you put in your engine matters. After all, your engine contains many moving parts that must remain lubricated to work properly. Otherwise, your engine could develop some serious wear and tear.

We may receive a commission on purchases made from links. Broadly speaking, all products can be divided into hedonic and utilitarian categories. The former accounts for the fun stuff, like ...

When you look at a bottle of motor oil, you are assaulted by all the numbers and letters and whether or not it's synthetic. Without knowing what those figures signify, it can look almost random when ...

Heavy shop equipment-stuff like air compressors, big bench vices, parts washers and hydraulic presses-is what separates the serious home shop gearhead from the dabblers in our ranks. It isn't for ...