1. Department of Chemical Engineering, Universiti Teknologi PETRONAS, 32610 Bandar Seri Iskandar, Perak, Malaysia
2. Centre of Contaminant Control & Utilization (CenCoU), Universiti Teknologi PETRONAS, 32610 Bandar Seri Iskandar, Perak, Malaysia
3. School of Computing, Engineering and Digital Technologies, Teesside University, TS1 3BX Middlesbrough, U. K.
4. School of Chemical and Bioengineering, Addis Ababa Institute of Technology, Addis Ababa University, King George VI St Addis Ababa 1000 Addis Ababa, Ethiopia