Using variable speed drives on pumps reduces parasitic energy loss, enables proper maintenance and lowers capital costs.

The concept originates from mathematician George Boole, who in the 19th century developed an algebraic system of logic using only two values: true and false. In computer science, this binary way of ...

Waze vs. Google Maps: I tested two of the best navigation apps, and there's a clear winner The Waze vs. Google Maps debate has raged for years - here's the verdict.