
(from the article `gasoline engine`) ...disadvantage is that the return flow of the gases causes a slight loss of fresh charge through the exhaust ports. Because of this loss, carburetor ... The principal advantages of gasoline injection over carburetors are improved fuel economy as a result of more-accurate fuel and air proportioning, ...
Found on
http://www.britannica.com/eb/a-z/f/67

A measure of the amount of fuel used by a vehicle over a certain distance, or the distance traveled per volume of fuel used.
Found on
http://www.edmunds.com/glossary/

fuel economy A standard measure of the rate of motor vehicle fuel consumption, expressed as the total distance traveled divided by the amount of gasoline fuel consumed in doing this. A general statement of this is based on the average mileage traveled per unit of fuel for a class of vehicles; for example, a certain car type in a given model year. ...
Found on
http://www.wordinfo.info/words/index/info/view_unit/3927/
No exact match found.