19th CENTURY INVENTIONS
'(<a href="http://www.j-archive.com/media/2010-10-26_J_12.wmv">Jimmy of the Clue Crew pushes an enclosed plunger.</a>)  Pushing a plunger compresses the air inside the cylinder, creating enough heat to ignite a piece of paper; the same principle is used in a type of engine invented by this man'
(Rudolf) Diesel