The U.S. Department of Energy's Office of Transportation Technology (OTT) has embraced the concept of fuel cell technology using gasoline as a fuel stock "since fuel cells can take a vehicle two to three times further on a gallon of gas, and produce nearly zero emissions, even using gasoline 
(The U.S. Department of Energy's Office of Transportation Technology; has embraced; the concept of fuel cell technology; T:since fuel cells can take a vehicle two to three times further on a gallon of gas, and produce nearly zero emissions) (fuel cells; can take further; a vehicle) (fuel cells; produce; nearly zero emissions)
The U.S. Department of Energy's Office of Transportation Technology fuel cells fuel cells
has embraced can take further produce
the concept of fuel cell technology T:since fuel cells can take a vehicle two to three times further on a gallon of gas, and produce nearly zero emissions
a vehicle
nearly zero emissions