argonne is operated by the university of chicago for u s department energy ce science mobility chains analysis technologies passenger cars and light duty vehicles fueled with biofuels application greet model to role biomass in america future rbaef project center transportation research national laboratory disclaimer this report was prepared as an account work sponsored agency united states government neither nor any thereof their employees or o cers makes warranty express implied assumes legal liability responsibility accuracy completeness usefulness information apparatus product process disclosed represents that its use would not infringe privately owned rights reference herein speci c commercial service trade name trademark manufacturer otherwise does necessarily constitute imply endorsement recommendation favoring about us