Occupational health refers to the identification and control of the risks arising from physical, chemical, and other workplace hazards in order to establish and maintain a safe and healthy working environment. These hazards may include chemical agents and solvents, heavy metals such as lead and mercury, physical agents such as loud noise or vibration, and physical hazards such as electricity or dangerous machinery.
Occupational Health and Safety Audit include identification and assessment of the risks from health hazards in the workplace. This involves surveillance of the factors in the working environment and working practices which may affect workers' health. It also requires a systematic approach to the analysis of occupational "accidents", and occupational diseases. The audit specification model includes following best practice indicators which are continually assessed throughout the audit process:
- Stakeholder engagement
- Risk management
- Organizational health and safety culture
- Continual improvement
- Safety and health training for workers