semi-synthetic engine lube oil / gas/catalyst-equipped/in tailpipe / gas/before muffler / car / motor oil / car emissions / diesel car engines / transportation studies / oil samples / car exhausts / gas/in tailpipe / oil / stationary industrial equipment / /
Organization
German Association for the Petroleum Industry and Coal Chemistry / U.S. Department of Commerce / Federal Ministry for Research and Technology / U.S. Federal Highway Administration / California Air Resources Board / U.S. Bureau of the Census / Research Association for Internal Combustion Engines / EPA's office of Mobile Sources / Environmental Protection Agency / /
Position
representative / representative of commercial diesel fuel / /