Argonne EV-Interoperability Center (IMAGE) DOE/Argonne National Laboratory Caption The Interoperability Center held a "Testival" last November at Argonne to pair up as many DC Fast Charging stations with as many plug-in electric vehicles or vehicle emulators as possible to test their interoperability. The event prompted a greater response than expected, drawing more than 30 electric vehicle supply manufacturers and automotive manufacturers from at least eight countries. Credit Argonne Usage Restrictions None 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.