Without rechargeable batteries, cordless tools would be useless. As battery technology evolves, power tool manufacturers are continually searching for ways to make screwdrivers and other fastening tools more powerful, more lightweight and more durable.
The Society of Automotive Engineers (SAE) has selected the Air Conditioning and Refrigeration Center at the University of Illinois at Urbana-Champaign to conduct a series of automotive air conditioning system performance tests.