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"Waste water" means water to which has any substance, it is not desirable or sewage contamination exists. Contamination of these impurities would make changes to the properties of water are in a condition that cannot be reused. The contamination in waste water, fat, oil, detergent, SOAP, namely pesticides, including organic compounds that cause foul and rotten, various germs.For the source of the waste water is enough to break the 2 major sources:1. wastewater from communities from activities for livelihood of people, such as building a House, Housing, condominiums, hotels, fresh market. Hospitals, etc. From the studies of canals that spoilage is caused by polluted water. Approximately 75%.2. industrial activities include wastewater from wastewater from production of industrial parades, including the water cooling is. High heat and waste water from the toilet, toilet of the workers with the spoilage of the canals caused by this type of water is approximately 25% despite the quantity but not the dirt in the water are toxic chemicals and heavy metals, including their. Organic compounds with high concentrations.
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