Hierarchy of controls

Question 1

Level 1

Answer 1

Eliminate hazards and risks
- Highest level of protection and most effective

Question 2

Level 2

Answer 2

Reduce the risk
- Reduce the risk with one or more of the following:
-Substitution
- Isolation
- Engineering

Question 3

Level 3

Answer 3

Administrative controls
-Low level of protection and less reliable controls

Question 4

Level 4

Answer 4

Personal protective equipment
- Lowest level of protection and least reliable control.