| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| chlorine gas safety requirements | 1.6 | 1 | 8070 | 5 | 32 |
| chlorine | 0.06 | 1 | 2624 | 23 | 8 |
| gas | 0.93 | 1 | 4017 | 16 | 3 |
| safety | 1.8 | 0.1 | 7646 | 82 | 6 |
| requirements | 1.35 | 0.2 | 486 | 48 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| chlorine gas safety requirements | 1.67 | 0.8 | 3003 | 60 |
