Low-emission Diesel Test Engine (IMAGE) Technical University of Munich (TUM) Caption This test engine is the centerpiece of a project called NEMo, a German acronym meaning "lowest emission diesel engine for trucks." Researchers at the Technische Universitaet Muenchen have used it to demonstrate simultaneous reduction of nitrogen oxides and soot, without resorting to a catalytic converter. Credit Sebastian Pflaum, TU Muenchen 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.