Types of intake water treatment, total responses
Classification structure
| Code | Title |
|---|---|
| 1 | Water screening |
| 2 | Water filtration |
| 3 | Water chlorination and disinfection |
| 4 | Water corrosion and slime control |
| 5 | Water alkalinity control |
| 6 | Water hardness |
| 7 | Water coagulation and flocculation |
| 8 | Other water intake treatments |
| 9 | No water intake treatment |
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