Untitled

Abstract

their reliability and easy to run, internal combustion engines (ICEs) fuelled with petroleum fuels are the most widespread engine in transportation vehicles for almost a century (Kumar et al. 2018). However, with the increment number of ICEs which operate with conventional fossil-based fuel such as diesel and gasoline fuels, the environmental pollution getting higher and higher in every year and started to thread human's health (Shah et al. 2018). Therefore, many countries