| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| refrigeration principle and laws | 0.4 | 0.7 | 6762 | 73 | 32 |
| refrigeration | 1.84 | 0.4 | 5540 | 27 | 13 |
| principle | 1.23 | 0.9 | 874 | 55 | 9 |
| and | 0.51 | 0.6 | 7999 | 85 | 3 |
| laws | 0.81 | 0.5 | 9865 | 79 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| refrigeration principle and laws | 0.8 | 0.8 | 2695 | 76 |
