1. Community resources include wastewater sector. The residential condominiums, hospitals, restaurants, slaughterhouses, with waste water from the body. Washing clothes Cooking
second. Industrial production in the process industries, such as cooling water, wash water from the production process. The dumping of waste from production to water. Including mining
3. Agricultural waste water from rinsing containers or spray equipment. And waste from pig manure into water sources such as shrimp, fish ponds, spraying chemicals. Soil erosion, etc.
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