1.   Alternative fuels also reduce American dependence on foreign oil, Lickteig said.

2.   The cleaner-burning fuel reduces pollutants, but it can be expensive to make.

3.   The corn-based fuel would reduce the amount of oil needed to make a gallon of gasoline.

4.   The fuel reduces carbon-monoxide emissions.

5.   The switch is important not only because the new fuel reduces the amount of soot particles and airborne sulfur, a component of ozone and smog.