Dr. Akil Ahmad currently working at Prince Sattam Bin Abdulaziz University as Assistant Professor in Chemistry. He has more than eight years experience as Senior Research Fellow, Teaching Fellow, Postdoc and Visiting Researcher from Universiti Sains Malaysia, Universiti Teknology Malaysia, University of KwaZulu-Natal, South Africa and Universiti Kebangsaan Malaysia, Malaysia. He has also teaching experience at the college level (Gagan College of Management and Technology) and lectured the graduate and undergraduate students. He has completed Ph.D. in Chemistry (2011) with the topic “Modification of resin for their use in the separation, preconcentration and determination of metal ions” from Aligarh Muslim University (AMU), India. His research interest in the areas of environmental pollutants and their safe removal, synthesis of nanoparticles and Nano-sorbents (GO, CNT), photo-degradation and antimicrobial effects, water and wastewater treatment and adsorption and ion-exchange. He has published more than 80 research articles and chapters in the journals and publishers of international repute such as Scientific reports, Talanta, Chemical Engineering Journal, Journal of Industrial and Engineering Chemistry, Journal of Molecular Liquids etc. He has also edited five books of Springer and Elsevier. I am also guest editor of Polymers (MDPI), Frontiers in Environmental Chemistry, Adsorption Science and Technology (Hindawi) and Journal of Chemistry (Hindawi).