Professor Sanjay K Sharma is a well known author of many books and hundreds of articles over the last twenty years. He is presently working as Professor and Head in the Department of Chemistry & Environmental Engineering at the Institute of Engineering & Technology (IET), Alwar, India. He gained his PhD in Synthetic Organophosphorus Chemistry and Computational Chemistry. In 1999, he joined IET and started working in the field of Environmental Chemistry and established a Green Chemistry Research Laboratory. His work in the field of Green Corrosion Inhibitors is very well regarded by the international research community. He is a member of the American Chemical Society (USA) and Green Chemistry Network (Royal Society of Chemists, UK) and is also a Life member of various international professional societies including the International Society of Analytical Scientists, Indian Council of Chemists, International Congress of Chemistry and Environment and the Indian Chemical Society. Dr Sharma has six textbooks and over 40 research papers of national and international repute to his credit, and he also serves as Editor-in-Chief for two international research journals and is reviewer in many other international journals.Ackmez Mudhoo is presently Lecturer in the Department of Chemical and Environmental Engineering at the University of Mauritius. He obtained his First Class Bachelors Degree in Chemical and Environmental Engineering from the University of Mauritius in 2004. He then successfully read and completed a Master of Philosophy Degree by Research in the Department of Chemical and Environmental Engineering, University of Mauritius in 2009. His main research interests span the analysis and design of composting systems, the biological treatment of solid wastes and wastewaters, and green process engineering. He has 24 international journal publications, 4 conference papers and 5 book chapters to his credit, and an additional 5 research/review papers in the pipeline. He also serves as a peer reviewer for many key journals in the field and is the Editor-in-Chief for two international research journals.