From Sugar to Gasoline (3 of 3) (IMAGE) U.S. National Science Foundation Caption The physical properties of Virent's Biogasoline product spontaneously separate from water. This requires very little energy for processing compared with the energy-intensive process of distillation required for ethanol purification. Credit Virent Energy Systems, Inc. Contact Virent for image permissions and use. 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.