| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| clean air act definition of air pollutant | 0.17 | 0.6 | 8052 | 21 | 41 |
| clean | 1.77 | 0.6 | 5207 | 50 | 5 |
| air | 1.53 | 0.4 | 3776 | 24 | 3 |
| act | 0.14 | 0.8 | 6859 | 17 | 3 |
| definition | 0.53 | 1 | 3087 | 31 | 10 |
| of | 0.31 | 1 | 2058 | 14 | 2 |
| air | 1.8 | 1 | 5333 | 87 | 3 |
| pollutant | 1.38 | 0.8 | 6575 | 25 | 9 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| clean air act definition of air pollutant | 0.86 | 0.7 | 1614 | 90 |
