Scientifically developed SmartTruck reduces fuel burn for Con-Way. By Eric Kulisch In September 2010, Con-Way Truckload began testing an innovative device that installs under truck trailers to improve air flow around the vehicle and reduce turbulence. The device, called an under-tray, is produced by a company called SmartTruck and was developed with the help of the Environmental Protection Agency’s Oak Ridge National Laboratory, the SmartWay program, NASA...