Table 3 Ranking with regard to human risk based on the COG method
Treatment technology | Rank | ||||
|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | |
Heat | 1000 | 0 | 0 | 0 | 0 |
UV | 0 | 3 | 6 | 260 | 731 |
Ozone | 0 | 943 | 51 | 6 | 0 |
Ultrasound | 0 | 50 | 798 | 150 | 2 |
Biocide | 0 | 4 | 145 | 584 | 267 |
Total | 1000 | 1000 | 1000 | 1000 | 1000 |
Treatment technology | Rank | ||||
|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | |
Heat | 1000 | 0 | 0 | 0 | 0 |
UV | 0 | 3 | 6 | 260 | 731 |
Ozone | 0 | 943 | 51 | 6 | 0 |
Ultrasound | 0 | 50 | 798 | 150 | 2 |
Biocide | 0 | 4 | 145 | 584 | 267 |
Total | 1000 | 1000 | 1000 | 1000 | 1000 |