Flex-Fuel Vehicles: Flex-fuel vehicles are designed to run on either gasoline or ethanol blends. They provide drivers with the flexibility to choose between different fuel options.
Cellulosic Ethanol: Cellulosic ethanol is a type of ethanol produced from non-food plant materials, such as agricultural residues or dedicated energy crops. It offers potential environmental benefits by utilizing waste products and reducing competition with food production.
Methanol Fuel Cells: Methanol fuel cells use methanol as a fuel source for generating electricity through an electrochemical process. They have applications in portable electronic devices and electric vehicles.