Here an an update on a post I made in the past about a highly affordable 84 mpg car that will soon be produced in the U.S. An interesting and commonsensical point made by Mr. Elio in the video is how mass is the main factor determining fuel economy in the city, just as aerodynamics determines mpg on the highway. Interestingly, this car is legally classified as a type of "motorcycle" and the manufacturers are trying to persuade some states not to require the drivers to wear helmets. When I liv...
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