Rudolf Diesel is a great inventer.He invented diesel engines.He also invented soler radiated engines.He had his own center of everything he did it was a memoral serves to because on his way to the ground braking of that he died.That is away to thank him.He is rememberd in diffrent ways. That is how impportant he was. All this stuff is used todday.In are cars.he put so much work in it one blue up right in front of him.