Omar S. Dahham is working now as a PhD Lecturer at Chemical Engineering Department, Faculty of Engineering, University of Baghdad, Baghdad, Iraq. He previously worked as the Director of Cultural Relations in Al-Farabi University College, Iraq. He has completed 1 year of Postdoctoral Fellowship at Faculty of Engineering Technology, Universiti Malaysia Perlis, Malaysia. He received his Ph.D. degree in Chemical Engineering (Materials) from Universiti Malaysia Perlis in 2018. At international level, He is the chairman for the series of International Conference on Materials Engineering and Science (IConMEAS). He is also an editor, guest editor, and publication manager in several journals and proceedings. His research interest is in the field of Materials Science and Engineering (Polymer), he published over 120 research papers in the field of materials science and engineering.