Juan Lopez-Ruiz (IMAGE) DOE/Pacific Northwest National Laboratory Caption Juan A. Lopez-Ruiz, a PNNL chemical engineer, led a research team that recently developed a novel flow cell reactor that makes the path to renewable fuel easier. Credit Photo by Andrea Starr | Pacific Northwest National Laboratory Usage Restrictions No restrictions. License Public Domain 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.