| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| when was sanitation invented | 1.34 | 0.8 | 8204 | 50 | 28 |
| when | 1.51 | 0.9 | 9794 | 1 | 4 |
| was | 0.55 | 0.6 | 2777 | 41 | 3 |
| sanitation | 1.08 | 0.6 | 7961 | 87 | 10 |
| invented | 0.87 | 0.3 | 7291 | 49 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| when was sanitation invented | 0.94 | 0.7 | 5451 | 35 |
| who invented sanitation systems | 0.77 | 1 | 1935 | 69 |
| who invented the sanitation system | 0.33 | 0.8 | 1367 | 63 |
| history of public sanitation | 0.84 | 0.1 | 8975 | 49 |
| sanitation in the 19th century | 0.54 | 0.8 | 4240 | 84 |
| history of toilets and sanitation | 1.39 | 0.8 | 3956 | 92 |
| when was sanitizer invented | 1.83 | 0.5 | 112 | 3 |
| the development of sanitation systems | 0.46 | 1 | 7212 | 56 |
| sanitation in the 1800s | 1.26 | 0.8 | 2736 | 84 |
| who began public health and sanitation system | 0.03 | 0.4 | 8488 | 48 |
| information about the sanitation | 0.63 | 0.5 | 816 | 58 |
| history of water supply and sanitation uk | 1.58 | 0.7 | 2549 | 47 |
| sanitation during the industrial revolution | 1.93 | 0.9 | 4401 | 87 |
| nyc sanitation department history | 1.5 | 0.1 | 1668 | 28 |
| what is sanitation who | 1.92 | 0.3 | 8035 | 58 |
| when was hand sanitizer invented | 0.23 | 0.2 | 9375 | 27 |
| sanitation in the world | 1.64 | 0.1 | 3377 | 24 |
| sanitation in the middle ages | 0.74 | 0.9 | 7013 | 65 |
| pictures of poor sanitation in 1900 | 1.07 | 0.4 | 6957 | 53 |
| the history of hand sanitizer | 1.3 | 1 | 8785 | 13 |
