Sewage treatment plant works the rotating arm pours sewage over the stone biological filter bed Somerset UK

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Size: 3413px × 5120px
Photo credit: © Steven May / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: arm, bed, biological, britain, domestic, england, farm, filter, filters, gb, great, plant, process, processing, raw, rotating, sewage, stone, stones, treatment, uk, water, wessex, works