| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ppm for carbon monoxide | 0.45 | 1 | 8526 | 92 | 23 |
| ppm | 1.93 | 0.6 | 6210 | 44 | 3 |
| for | 0.53 | 0.6 | 3079 | 36 | 3 |
| carbon | 0.53 | 0.7 | 6648 | 28 | 6 |
| monoxide | 0.32 | 0.4 | 3286 | 18 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ppm for carbon monoxide | 0.9 | 0.3 | 2576 | 43 |
