DieselNet: Diesel Emissions Online The Internet service on diesel exhaust emissions, emission control technologies, emission standards, regulations, measurement, health and environmental effects. www.dieselnet.com/reviews
The Concept Engine Home Page Innovative engine designs. This site addresses issues of fuel economy , cleaner more environmenatlly friendly engines and engines monitored by computers to give best performance ... conceptengine.tripod.com/reviews
Combustion Institute
