| Sequence order | Control category | Description |
|---|---|---|
| 1 | Eliminate | the risk, such as through removing the dangerous machine or changing the way the job is done. |
| 2 | Substitute | the hazardous machine or process with a safer one. |
| 3 | Engineer | a solution to control the risk, such as with guards, dust extraction systems or other mechanical aid. |
| 4 | Isolate | the machine or process to keep employees clear of the hazard. |
| 5 | Train | employees to avoid the risk through the use of Safe Operating Procedures. |
| 6 | Issue PPE | (personal protective equipment) to employees, such as hearing protection, eye protection or safety boots. |