| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| grating definition chemistry | 1.59 | 0.4 | 8440 | 95 | 28 |
| grating | 0.19 | 0.8 | 8796 | 52 | 7 |
| definition | 0.98 | 0.6 | 9327 | 8 | 10 |
| chemistry | 0.36 | 0.6 | 5918 | 55 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| grating definition chemistry | 1.58 | 0.9 | 9690 | 99 |
