| Similarity | Rank | |
|---|---|---|
| chlorine | 0.903 | 17545 |
| Ammonia | 0.891 | 78473 |
| Peroxide | 0.832 | 71780 |
| Chloride | 0.826 | 78692 |
| bromine | 0.814 | 75999 |
| Dioxide | 0.810 | 69551 |
| Ozone | 0.800 | 41186 |
| chlorinated | 0.799 | 53829 |
| Sulfur | 0.798 | 70589 |
| hypochlorite | 0.795 | 96454 |
| Sodium | 0.795 | 31914 |
| ammonia | 0.795 | 21773 |
| Nitrogen | 0.783 | 45976 |
| Fluoride | 0.783 | 54744 |
| Sulfate | 0.781 | 81232 |
| Formaldehyde | 0.780 | 99913 |
| chlorination | 0.780 | 98665 |
| Oxidation | 0.771 | 91986 |
| Nitrate | 0.766 | 90091 |
| Oxygen | 0.757 | 26251 |
| Osmosis | 0.754 | 88040 |
| Iodine | 0.753 | 56381 |
| peroxide | 0.745 | 20900 |
| Phosphorus | 0.745 | 67996 |
| Potassium | 0.741 | 42240 |