Diesel fuel Diesel does not mix with water. Diesel oil or diesel fuel is a type of fuel for cars. It is also an oil used for an energy source. It is made from petroleum and from various other sources. It is named after Rudolf Diesel who in 1892 invented the diesel engine. Related pages[change | change source] Biodiesel References[change | change source] ↑ United States EPA This short article about science can be made longer. You can help Wikipedia by adding to it. Retrieved from "https://simple.wikipedia.org/w/index.php?title=Diesel_fuel&oldid=6934105"