1. Say What? Steven E. Lacey, PhD, CIH, CSP Associate Professor & Chair Department of Environmental Health Science IU Fairbanks School of Public Health

2. Outline Anatomy Physics of sound Health effects Regulations Noise control

3. Principles of Occupational Hygiene Anticipation Recognition Evaluation Control

4. Hazard Classes Physical Chemical Biological Psychosocial

5. Hierarchy of Controls Substitution Engineering Administrative Personal Protective Equipment

6. Impact on Society 5,000 annual occupational injury fatalities 50,000 occupational disease-related deaths $50,000,000,000 direct and indirect costs 20,000,000 production workers exposed to noise

9. Decibel (dB)

10. Effects of Noise

11. Threshold shifts, tinnitus, & hearing loss

12. No cure for tinnitus

13. Regulations, politics, & health protection

14. Hearing Conservation Program 1. Noise monitoring 2. Engineering controls 3. Administrative controls 4. Worker education 5. Selection and use of hearing protection devices 6. Periodic audiometric evaluations

15. Noise Control SOURCE PATHWAY RECEIVER

16. Noise Control Time Distance Shielding

17. Small group discussion

18. What do you notice about this photo? What concerns you? Using the strategies discussed, how could you minimize or eliminate the noise exposure? Who needs to be engaged to help solve this? What are the challenges to your strategy?

20. Why is it different when it’s music?

21. iPods

22. Say What? Steven E. Lacey, PhD, CIH, CSP Associate Professor & Chair Department of Environmental Health Science IU Fairbanks School of Public Health