Criticism of pseudoscience, generally by the scientific community or skeptical organizations, involves critiques of the logical, methodological, or rhetorical bases of the topic in question.
A+E Networks. The German engineer Felix Wankel, inventor of a rotary engine that will be used in race cars, is born on August 13, 1902, in Lahr, Germany. Wankel reportedly came up with the basic idea for a new type of internal combustion gasoline engine when he was only 17 years old.
The downside is that, historically speaking, rotaries have tended to go through a lot of oil, presumably because the internal cavities in a rotary engine can't be completely isolated from the rest of the motor. Also, rotary cars have never been known to get truly excellent fuel economy.