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the claim
Sensors can measure BOD and COD in real time.
the verdict
SUPPORTED
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refutedsupported
the weight of evidence
4 sources for · 0 against

Sensors and soft-sensing techniques are capable of measuring Chemical Oxygen Demand (COD) in real time for wastewater monitoring.

Evidence for · 4
Estimating Phosphorus and COD Concentrations Using a Hybrid Soft Sensor: A Case Study in a Norwegian Municipal Wastewater Treatment Plant
2022 · cited by 26
Paper [2] demonstrates the use of soft sensors for real-time online monitoring of Chemical Oxygen Demand (COD) in wastewater treatment plants.
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The analysis

Multiple retrieved sources demonstrate the real-time measurement or estimation of Chemical Oxygen Demand (COD) using direct online sensors, microbial fuel cell biosensors, or soft sensors. No papers refute the claim.

More for · 3
An Energy-Autonomous Chemical Oxygen Demand Sensor Using a Microbial Fuel Cell and Embedded Machine Learning
2021 · cited by 19
Paper [3] presents an energy-autonomous microbial fuel cell sensor capable of real-time measurement of Chemical Oxygen Demand (COD).
Improve the performance of full-scale continuous treatment of municipal wastewater by combining a numerical model and online sensors.
2018 · cited by 6
Paper [7] describes the application of online sensors combined with numerical models to continuously measure chemical oxygen demand for wastewater optimization.
Soft-sensing modeling of chemical oxygen demand in photo-electro-catalytic oxidation treatment of papermaking wastewater
2018 · cited by 5
Paper [10] develops soft-sensing artificial neural network models to enable online, continuous measurement of chemical oxygen demand (COD).
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first checked05 Aug 2026
judged → SUPPORTED · 8405 Aug 2026
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