Kicking the Tires (IMAGE) DOE/Sandia National Laboratories Caption The MTS CT Plus Flat Trac, a tire test that measures forces on a moving tire, is pictured here. Sandia has worked with Goodyear to develop Virtual Flat Trac. Credit Photo courtesy of Smithers Usage Restrictions Credit Smithers License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.