information about Slow sand filter field
Field Hierarchy
| Parent | |||
|---|---|---|---|
Filter (aquarium) 0 papers | Engineering 25M papers | Environmental science 8.8M papers | Waste management 1.6M papers |
Environmental engineering 971k papers | Water treatment 37.8k papers | Filtration 1 papers | |
| Current | |||
Slow sand filter 775 papers | |||
| Child | |||
Schmutzdecke 0 papers | |||
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History