OpenLearn Create will be unavailable on Tuesday 23 June 2026 from 8am to 11am (GMT) due to routine maintenance.
OpenLearn Create will be unavailable on Tuesday 23 June 2026 from 8am to 11am (GMT) due to routine maintenance.
OpenLearn Create will be unavailable on Tuesday 23 June 2026 from 8am to 11am (GMT) due to routine maintenance.
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Tuesday, 16 June 2026, 3:54 PM
Site: OpenLearn Create
Course: Urban Sanitation and Solid Waste Management (UrbanSanWaste_1.0)
Glossary: Glossary
P
primary treatmentfirst stage of the sewage treatment process where most solids are removed by sedimentation (6) |