Due to rapid increase in production of internal
combustion engines and reduction in fossil fuel
resources, there is a great desire to use renewable fuels.
One of the renewable fuels which have drawn the
people’s attention a lot is biodiesel. The important
characteristics of biodiesel such as reduction in exhaust
pollution and being a renewable fuel distinguish it from
other fuels (Kuwahara et al., 1999). Compared with
bioethanol, biodiesel has three prominent characteristics
which are as follow