1. b Loughborough University, Human Thermal Environments Laboratory, Department of Human Sciences, Loughborough, LE11 3TU, UK
2. a Loughborough University, Human Thermal Environments Laboratory, Department of Human Sciences, Loughborough, LE11 3TU, UK; E-mail: G.Havenith@lboro.ac.uk
3. c National Institute for Working Life, Solna, Sweden
4. d Centre for Human Sciences, DERA, Farnborough, UK