1. 1Trevor Lever Consulting, Wells, Somerset, UK
2. 2Oakland Analytical Services, Weybourne, Farnham, Surrey, UK
3. 3Aix-Marseille Université-CNRS, Laboratoire MADIREL, Marseille, France
4. 4Centre for Thermal Studies, University of Huddersfield, Queensgate, Huddersfield, UK
5. 5Safety and Security Department, TNO – Defence, Rijswijk, Netherlands
6. 6Gates Corporation, Rochester Hills, MI, USA