1. Department of Polymer and Textile Engineering, Ahmadu Bello University, Zaria, Nigeria
2. Department of Polymer and Textile Technology, Yaba College of Technology, Lagos, Nigeria
3. School of Mechanical Engineering, College of Engineering, Universiti Teknologi MARA UiTM, Shah Alam, Selangor, Malaysia
4. Department of Industrial Chemistry, Federal University, Lokoja, Nigeria
5. Faculty of Applied Sciences, Universiti Teknologi MARA UiTM, Shah Alam, Selangor, Malaysia
6. Institute of Science IOS, Universiti Teknologi MARA UiTM, Shah Alam, Selangor, Malaysia
7. School of Materials and Mineral Resource Engineering, Universiti Sains Malaysia, Nibong Tibal, Penang, Malaysia