Chandrabhan Verma is researcher in the Department of Chemical and Petroleum Engineering at Khalifa University, Abu Dhabi, United Arab Emirates. His research mainly focuses on synthesising and designing environmentally friendly corrosion inhibitors useful for industrial applications. Dakeshwar Kumar Verma is Assistant Professor of Chemistry at Government Digvijay Autonomous Postgraduate College, Rajnandgaon, India. His research is mainly focused on the preparation and design of organic compounds for various applications.