Mark Musculus, Sandia National Laboratories (image) DOE/Sandia National Laboratories Share Print E-Mail Caption Using new optical diagnostic techniques, Sandia National Laboratories combustion researcher Mark Musculus and his colleagues identified the sources of key pollutants from LTC engines. Understanding how LTC works as a combustion technique may lead to broader use of cleaner diesel engines. Credit Dino Vournas, Sandia National Laboratories Usage Restrictions None Share Print E-Mail 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.