1. Environmental and Water Resources Division, Department of Civil Engineering, Indian Institute of Technology Madras, Chennai-600 036, India
2. Industrial Ecology Group, School of Chemical Engineering, Vellore Institute of Technology, Vellore-632 014, Tamil Nadu, India
3. Samudhyoga Waste Chakra Private Limited, IIT Madras Research Park, Tharamani, Chennai-600 113, India
4. Department of Chemistry, Dwaraka Doss Goverdhan Doss Vaishnav College (Autonomous), E.V.R. Periyar Road, Arumbakkam, Chennai, Tamil Nadu 600 106, India