For Anaaerbic saludge , and Aerabic, Anoxic can be used to these to be source for anaerobic Example  AS which be a lots of sludge COD g  --1.42g COD

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For Anaaerbic saludge , and Aerabic, Anoxic can be used to these to be source for anaerobic Example  AS which be a lots of sludge COD g  --1.42g COD