| | U.S. Department of Labor Occupational Safety and Health Administration |
| | 200 Constitution Avenue, NW Washington, DC 20210 USA |
| http://www.osha.gov |
| analiza środowiskowa i techniki badawcze |
| 2003 | | Measurement of Airborne Fibers: A Review | abs | | 182 | | str | 1,9 | mb |
| 2002 | | OR-OSHA TECHNICAL MANUAL: Section I - SAMPLING, | abs | | 65 | | str | 1,0 | mb |
| | MEASUREMENT METHODS, AND INSTRUMENTS |
| ryzyko ekologiczne |
| 2004 | | DRAFT GUIDANCE FOR HAZARD DETERMINATION | abs | | 74 | | str | 0,3 | mb |
| 2002 | | OSHA Regulations (Standards - 29 CFR) Part 1910 Subpart Z - Toxic and | abs | | 394 | | str | 3,9 | mb |
| | Hazardous Substances |