Bioreactor (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption A bioreactor at Berkeley Lab's Advanced Biofuels and Bioproducts Process Demonstration Unit (ABPDU) was used to scale the growth of the mixture of bacteria to 300 liters. Credit Roy Kaltschmidt/Berkeley Lab Usage Restrictions Editorial use with credit. 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.