1. Department of Chemical and Process Engineering, Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia
2. Research Centre of Sustainable Process Technology (CESPRO), Faculty of Engineering and Built Environment, Universiti Kebangsaan Malaysia, Bangi, Selangor Darul Ehsan, Malaysia
3. Faculty of Engineering, Built Environment, and Information Technology, SEGi University, Kota Damansara, Selangor Darul Ehsan, Malaysia