1. Department of Chemical Engineering; Loughborough University, Loughborough; Leicestershire LE11 3TU U.K.
2. Faculty of Chemical and Natural Resources Engineering; Universiti Malaysia Pahang, Lebuhraya Tun Razak, 26300 Gambang; Kuantan Pahang Darul Makmur Malaysia
3. Centre for Green Process Engineering, Department of Applied Sciences, Faculty of Engineering; Science and the Built Environment, London South Bank University; London SE1 0AA U.K.