1. 1) American Conference of Industrial Hygienist (2007) Documentation of the TLVs and BEIs with Other Worldwide Occupational Exposure Values. AGHIH, Cincinnati.
2. 2) Ministry of Labour and Social Policy (2009) Assessment of health and safety at work, Warsaw.
3. 3) American Conference of Industrial Hygienist (2010) Industrial ventilation: a manual of recommended practice for Design, 27th Ed., ACGIH, Cincinnati.
4. 4) EN 1093-1 (2008) Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 1: Selection of test methods. European Committee for Standardization, Brussels.
5. 5) Gliński M (2002) Dust emission and efficiency of local exhaust ventilation during cast iron grinding. Int J Occup Saf Ergon 8, 95-105.