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The persistence of fibres in head hair
Affiliation:1. KoGuan School of Law, Shanghai Jiao Tong University, China;2. KoGuan School of Law, Shanghai Jiao Tong University , China;1. Specialist Operations, Australian Federal Police, GPO Box 401, Canberra, ACT 2601, Australia;2. Centre for Materials Innovation and Future Fashion, RMIT University, 25 Dawson Street, Brunswick, Victoria 3056, Australia;3. National Centre for Forensic Studies, University of Canberra, University Drive, Canberra, ACT 2617, Australia
Abstract:Woollen and acrylic ski masks were used to investigate the persistence of fibres in both Caucasian and negroid head hair. Fibre loss followed an exponential decay with both types of fibre persisting for up to six days if the hair was not washed or up to three days if the hair was washed.
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