1 Sweat-from gland to skin surface – production, transport and skin absorption 1 Nicola Gerrett 1 , Katy Griggs 1 , Bernard Redortier 2 , Thomas Voelcker 2 , Narihiko 2 Kondo 3 , and George Havenith 1 3 1 Environmental Ergonomics Research Centre, Loughborough Design School, 4 Loughborough University, Loughborough, Leicestershire, LE113TU, UK. 5 2 Oxylane Research, Decathlon Campus, Villeneuve d’Ascq, Lille, France. 6 3 Laboratory for Applied Human Physiology, Graduate School of Human 7 Development and Environment, Kobe University, Kobe, Japan 8 Running head: the passage of sweat through the skin 9 Address for correspondence 10 George Havenith, PhD. 11 Environmental Ergonomics Research Centre 12 Loughborough Design School, 13 Loughborough University, 14 Loughborough, 15 Leicestershire, 16 LE11 3TU 17 UK 18 Phone and Fax: +44 (0)1509 223031 19 Email: G.Havenith@lboro.ac.uk 20 21 22 23