1. Environmental Technology Division,
School of Industrial Technology, Universiti Sains Malaysia, Penang 11800, Malaysia.
2. Chemical Engineering Department,
Higher Institute of Science & Technology Souq Khamis-Emsihel, Tripoli 99002, Libya.
3. Centre for Marine and Coastal Studies (CEMACS), Universiti Sains Malaysia, Pulau Pinang, Malaysia.
4. Renewable Biomass Transformation Cluster,
School of Industrial Technology, Universiti Sains Malaysia, Penang 11800, Malaysia.
5. Centre of Global Sustainability Studies, Universiti Sains Malaysia, Penang 11800, Malaysia.