Water quality refers to the quality of water supplies. Rivers, streams, reservoirs, lakes, seas could be, as well as the definition of quality of underground water for water users, each group has a different example, regardless of the purity of the water. A water soluble compounds such as distilled water is the best quality. While sea water contains minerals dissolved in it. The poor quality Said that the water quality is good water quality for the exploitation of water resources by the objectives set water quality management. Water is going to be qualified to use. Conserve water, prevent degradation of water resources exceeds the standard limit. As well as the water quality control. Monitoring water quality Measures and criteria in management of water resources, water quality and the value of human rapid growth of the world population. Causing a shortage of water resources more quickly as well. Such resources are beginning to be something of value and prices rising, however, the process of producing such resources are still available Prominent is the knowledge and technological expertise to drink truly Often, raw water prior to treatment. were contaminated with bacteria, suspended solids, fats, etc., were led to the restoration process. Indeed, that sterilization is an absolute necessity in the process. By using methods appropriate to disinfect drinking water and clean as needed to mitigate risks that are not predictable from the infection in addition to the law regulating the drinking water must be considered. Accurate
experimental reactor cards have been analyzed for chlorine to be added to destroy the organic substance reducing the water away from the Total available chlorine and chlorine demand by bringing water from a creek. 10 sets of tires, then add chlorine to the standard solution. The 0.1 0.3 0.5 0.7 0.9 1.1 1.3 1.5 1.7 and 1.9 ppm in each experiment. Respectively volume Total available chlorine and chlorine demand and to determine the amount of chlorine that needs brought by curve plotted for the Berak point, the amount of chlorine that needs to untreated water from a creek rubber and points. Berak point where ppm
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