2.2 the impact due to the effluent:-Waste water in CNN mostly waste water from toilets, canteen, contains many of the organic compounds (BOD, COD), many micro-organisms, the suspended solids (SS), nutrients (N, P) and germs.-Waste water in the production of the agricultural product processing industry, fisheries contains much scum, micro-organisms, organic compounds and disease-causing germs.-Waste water must handle new emissions standard external environment, if not good management will pollute the environment, causing a stench, spread germs, affect the quality of the groundwater system as well as surface water.
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