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Maintenance: OpenLearn Create will be unavailable from 8:00-11:00am on Wednesday 25 June 2025.
Maintenance: OpenLearn Create will be unavailable from 8:00-11:00am on Wednesday 25 June 2025.
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Tuesday, 24 June 2025, 12:29 PM
Site: OpenLearn Create
Course: Urban Sanitation and Solid Waste Management (UrbanSanWaste_1.0)
Glossary: Glossary
C
chemical oxygen demand (COD)amount of oxygen required to chemically oxidise the organic material in an effluent (4) |