How to Determine the BOD of Sewage? (2 Methods) | Waste Management

The biochemical oxygen demand (BOD) of sewage can be determined by the following two methods: 1. Dilution Method  2. Direct Method. 1. Dilution Method: This is the most commonly used method, as it represents the conditions that can be applied to sewage to be discharged into natural water bodies (disposal by dilution). The method is based upon determination of dissolved [...]