1. School of Environmental Engineering, University Malaysia Perlis, Arau, Perlis, Malaysia
2. Centre for Carbon Dioxide Capture and Utilization (CCDCU), School of Science and Technology, Sunway University, Petaling Jaya, Malaysia
3. Department of Engineering, Lancaster University, Lancaster, UK
4. Micropollutant Research Centre, Faculty of Civil and Environmental Engineering, Universiti Tun Hussein Onn Malaysia, Batu Pahat, Malaysia