1. School of Civil and Environmental Engineering Yonsei University Seoul South Korea
2. Research Centre for Environmental medicine Kaohsiung Medical University Koahsiung Taiwan
3. Department of Petroleum and Chemical Engineering College of Engineering, Sultan Qaboos University Muscat Oman
4. Department of Biology College of Science, Sultan Qaboos University Muscat Oman
5. Department of Chemistry and Research Centre Mohamed Sathak Engineering College Ramanathapuram India
6. Institute of Chemistry, Bioscience and Environmental Engineering, Faculty of Science and Technology University of Stavanger Stavanger Norway