| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| why is etching done | 0.42 | 0.5 | 5115 | 94 | 19 |
| why | 0.5 | 0.3 | 400 | 94 | 3 |
| is | 0.66 | 0.4 | 2770 | 53 | 2 |
| etching | 0.44 | 0.5 | 1358 | 65 | 7 |
| done | 1.25 | 0.5 | 5707 | 59 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why is etching done | 1.6 | 1 | 9157 | 25 |
| why is metallographic etching done | 0.18 | 0.4 | 2989 | 66 |
| why etching is required | 0.12 | 0.9 | 1443 | 97 |
| how is etching done | 0.76 | 0.3 | 5339 | 14 |
| how does etching work | 0.26 | 1 | 4033 | 61 |
| what is meant by etching | 0.62 | 0.6 | 5976 | 4 |
| what is etching process | 1.68 | 0.7 | 8145 | 18 |
| what is etching in art | 1.78 | 0.5 | 6157 | 11 |
| what is the meaning of etching | 1.63 | 1 | 6647 | 90 |
| what is etching in printmaking | 0.52 | 0.4 | 8729 | 54 |
| purpose of etching in metallography | 0.71 | 0.5 | 5369 | 2 |
| the process of etching | 0.99 | 0.6 | 4731 | 76 |
| what does etch do | 0.21 | 0.9 | 9467 | 90 |
