rare_earths3 (IMAGE) DOE/Oak Ridge National Laboratory Caption Kevin Lyon, an Idaho National Laboratory chemical engineer with expertise in applied solvent extraction, operates a counter-current solvent extraction system for testing and developing the process design for the separation technology. Credit INL, U.S. Dept. of Energy Usage Restrictions none License Original 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.