1. INAIL, Italian Workers’ Compensation Authority, Risk Assessment and Prevention Technical Advisory Office, via Ferruzzi, 40, 00143, Rome, IT.
2. CSIR, Council for Scientific and Industrial Research, Meiring Naude Road, Brummeria, ZA 0001.
3. HSL, Health and Safety Laboratory, Harpur Hill, Buxton, Derbyshire, SK17 9JN, GB.
4. IFA, Institute for Occupational Safety and Health of the German Social Accident Insurance, Division “Chemical and Biological Hazards,” 53757, Sankt Augustin, DE.