Four fingertips with biofuel cells (VIDEO) Cell Press This video is under embargo. Please login to access this video. Caption This video shows a left hand with 4 BFCs wrapped onto four individual fingers to collect energy simultaneously from multiple fingers. Credit Lu Yin Usage Restrictions Credit required 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.