1. Department of Chemical Engineering, Curtin University, General Post Office Box U1987, Perth, Western Australia 6845, Australia
2. Environmental Health Department, Faculty of Applied Medical Science, Karbala University, General
Post Office Box 1152, Karbala 56001, Iraq
3. School of Engineering, Edith Cowan University, 270 Joondalup Drive, Joondalup, Western Australia 6027, Australia