Ionic Liquids for Biofuels (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Ionic liquids are environmentally benign organic salts often used as green chemistry substitutes for volatile organic solvents. At JBEI, ionic liquids are being used to pretreat cellulosic biomass to make it more digestible for microbes. Credit (Photo by Roy Kaltschmidt, Berkeley Lab) 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.