【Daily Question】Utilities - Water Supply and Drainage - 20200511

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In building water systems, miscellaneous wastewater refers to ( ). A. Shower wastewater + kitchen wastewater B. Various types of wastewater within a building C. All types of wastewater except fecal sewage D. Kitchen wastewater + fecal sewage Answer: C. Building wastewater can be divided into three categories based on its quality: domestic wastewater, miscellaneous wastewater, and high-quality miscellaneous wastewater. Domestic wastewater includes the sewage and waste water generated in people’s daily lives ； Miscellaneous wastewater refers to various types of wastewater other than fecal sewage, including cooling water, pool water, bathing water, wastewater from fishing activities, laundry water, and kitchen wastewater ； High-quality mixed wastewater refers to mixed wastewater that does not contain kitchen wastewater. Option A does not provide a comprehensive overview ； Option B includes fecal wastewater ； Option D includes fecal wastewater, and its description is not comprehensive enough