“…Biofuels such as alcohols or vegetable oils are given more emphasis among liquid fuels because of their renewable nature. These biofuels are better than solid fuels because they can be stored (Agarwal, 2007;Hasan Altaie et al, 2017) and transported easily (Brito Cruz et al, 2013;Demirbas, 2010a;Ramsurn and Gupta, 2018).…”