1. Centre for Process Systems Engineering, Imperial College London, London SW7 2AZ, United Kingdom, Laboratory for Process Equipment, Faculty of Design, Engineering and Production, Delft University of Technology, Leeghwaterstraat 44, 2628 CA, Delft, The Netherlands, and Orbis Investment Advisory Ltd., Orbis House, 5 Mansfield Street, London W1G 9NG, United Kingdom