Biodiesel is a fuel that is produced from renewable resources, especially plant biomass, vegetable oils, and treated municipal and industrial wastes. The Biodiesel is a renewable and clean-burning fuel that is reducing dependence upon other fuels, thus creating a greener environment. Biodiesel produce less air pollutants in comparison to the petroleum-based diesel. The Biodiesel can be used either in its pure form or can be easily blended with petroleum diesel as per the requirements.