Industrial wastewater is released into the Canal as a result of the water black and disturbing smell. There is also a painting wastewater from chemical contamination of the plant into the Canal. Make the soluble oxygen found in the level 12-14 mg/l, which is below the standard of 20 mg/litre is not more than the chemicals in water can be measured of 60-70 mg/l do not exceed 120 mg/m standard sediment under the standard of 50 mg/l.
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