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Daily Water Treatment Question (12.4)

2016-12-04View Original

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1. In the process of advanced wastewater treatment, activated carbon filtration is used, and it is generally required that the CODcr concentration of the incoming water be controlled at a certain level in mg/L. A. <20 B. <40 C. <60 D. <80 2. Given the characteristics of activated carbon filtration, what plays a key role in the adsorption treatment of wastewater? A. Macropores B. Mesopores C. Micropores D. Nanopores D;B

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