wastewater

Nước thải, nước đã sử dụng

water that has been used and is no longer clean or useful, especially water from a building such as a house or factory

• wastewater treatment

Collocations treatment of wastewater · disposal of wastewater

• The factory's wastewater is causing pollution in the river.

  Nước thải từ nhà máy đang gây ô nhiễm cho sông.