At present, technological advances in various aspects. There is a huge development in industrial production and exports, energy consumption in large quantities. The problem is the lack of natural water resources to train cat used to the consumer. And there are limited sources of water that are currently occurring pollution problems. Any pollution. Cannot be used as useful, but which need to be taken before any treatment applied to consumer goods. For this reason, it should find ways to waste water treatment is to destroy the cause of disease in order to change the condition of polluted water in a condition that can be recycled. In order to not cause trouble the smell and pollution which occurs is not dirty waste water, industrial, and arise from the community from agricultural waste water can obviously happen, physical, chemical and biological. For this reason, it has to find solutions to water quality, waste water and applied optimization.
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