File:Detail-70266.jpg
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A trickling filter system in operation, showing the bed of media and the distribution arms spreading wastewater.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 13:46, 27 March 2024 | | 1,456 × 832 (1.99 MB) | Ai (talk | contribs) | A trickling filter system in operation, showing the bed of media and the distribution arms spreading wastewater. |
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