| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| ammonium perchlorate composite propellant | 1.59 | 0.1 | 9019 | 7 | 41 |
| ammonium | 1.4 | 0.8 | 4619 | 54 | 8 |
| perchlorate | 0.95 | 0.7 | 5520 | 14 | 11 |
| composite | 0.79 | 0.2 | 530 | 65 | 9 |
| propellant | 1.01 | 0.2 | 329 | 77 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| ammonium perchlorate composite propellant | 1.3 | 0.2 | 7911 | 19 |
