Operas, unless the filth. There is a smell and black circles. There may be poisonous chemical additives. When the water pollution discharge into water, nature, such as rivers, streams, swamps, marshes, it will make the source of clean water.And may be smelly. Spread around hazardous to health as well as the people's houses are located in the area. Aquatic animals that live in the water may die or have migrated away to somewhere else.But will affect the economy of the country.
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