Biodiesel production—current state of the art and challenges

  title={Biodiesel production—current state of the art and challenges},
  author={Palligarnai T. Vasudevan and Michael Briggs},
  journal={Journal of Industrial Microbiology & Biotechnology},
Biodiesel is a clean-burning fuel produced from grease, vegetable oils, or animal fats. Biodiesel is produced by transesterification of oils with short-chain alcohols or by the esterification of fatty acids. The transesterification reaction consists of transforming triglycerides into fatty acid alkyl esters, in the presence of an alcohol, such as methanol or ethanol, and a catalyst, such as an alkali or acid, with glycerol as a byproduct. Because of diminishing petroleum reserves and the… CONTINUE READING