Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

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 ...

Air compressors are some of the most crucial tools in a construction or rental business. These machines power a vast range of other tools, from nailers to pneumatic wrenches to paint and air sprayers.

"An air compressor can be used for so many different domestic projects, even though so many people mistake them for something that only commercial areas need," said Andy King, founder and managing ...