Alternative types of fuel

ethanol?

Biodiesel blends are indicated by the abbreviation Bxx, where "xx" is the percentage of biodiesel in the mixture. B20 fuel is 20 percent biodiesel and 80 percent standard fuel.

simple:corn + ferments

made from any plant carbohydrates

Biodiesel sources contain fat.

per gallon

Older diesel Mercedes are popular for running on biodiesel.

Can be used in most diesel engines

Further distance –lower ratio

corrosive

less fertilizerno drought

land depletion

Byproducts: ONLY heat & water60% efficiency

evaporates rapidlyenergy to liquefy

asphyxiate warning!

easy to ignite