What are the five control levels to eliminate hazards and reduce occupational health and safety risks?

The five control levels to eliminate hazards and reduce occupational health and safety risks are elimination, substitution, engineering control and work reorganization, management control and personal protective equipment. In the process of eliminating hazards and reducing occupational health and safety risks, hierarchical control is proposed to eliminate hazards and reduce occupational health and safety risks. The five control levels are elimination, substitution, engineering control and work reorganization, management control and personal protective equipment.