“…(Perego et al, 2009;Remans et al, 2008;Dancuart and Steynberg, 2007;Leckel, 2009;Lu and Lee, 2007;Font Freide et al, 2003;Davis, 2002;Font Freide et al, 2007 In general, these products include: LPG, naphtha, kerosene, base oils, gas oils, lube oils, and wax. The LPG can be used either as fuel or as petrochemical feedstock.…”