Fossil fuels, such as gasoline, coal, diesel, are nonrenewable sources of fuel, and the emission of greenhouse gases as a result of use, create incentive to seek alternate sources of clean energy that may be produced in a sustainable manner. Thus, biorefinery systems should be established to transform renewable materials, such as wood or agricultural crops, into extra value goods such as energy and feedstock chemicals, in order to support economic sustainability.
Biofuels are fuels obtained ...