| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| fired heaters in refining | 1.31 | 0.5 | 7699 | 62 | 25 |
| fired | 1.62 | 0.7 | 3785 | 84 | 5 |
| heaters | 1.37 | 0.1 | 1107 | 11 | 7 |
| in | 0.11 | 0.9 | 430 | 51 | 2 |
| refining | 0.71 | 1 | 7214 | 91 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| fired heaters in refining | 0.74 | 1 | 3758 | 53 |
