- Lead
- Ionizing radiation
- Manganese
- Pneumoconiosis
- Silicosis
- None of the above
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
For employee exposed to Manganese Special Emphasis should be given to Behavioral & Neurological disturbance such a Speech Defect, Tremor, Impairment of Equilibrium, Adiadochokinesia H2S & Emotional changes.
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