“…Biodiesel-diesel blends, as well as pure biodiesel, can be used as diesel engine fuel (Schumacher et al, 2005;Labeckas and Slavinskas 2006;Romig and Spataru, 1996;Dunn et al, 1996;Chang et al, 1996;Peterson et al, 2000;Labeckas and Slavinskas, 2005;Nagaraj and Prabhu, 2002;Zaher, 2003). Because there was no standard for biodiesel production formerly, it had been produced by primitive methods.…”