2. Industrial process in industrial production, such as cooling water. Rinse water น้ำทิ transformation from production process, waste from the production to the water. Including mining
3.Agricultural wastewater from washing containers or spray equipment. And the discharge of waste water from manure down like a pig farm, shrimp, fish ponds, ฉีดพ่น chemicals for soil erosion, etc. 4
.Others, such as pollution from oil applied to the machinery of ships. The accidents of oil tankers. Sewage and excretion of passengers on board construction, cleaning up the streets, wastewater from fish. At the fishing boats, etc.!
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