sludge

US /slʌdʒ/
UK /slʌdʒ/
"sludge" picture
1.

lama, lodo, borra

thick, soft, wet mud or a similar viscous mixture of liquid and solid components, especially the product of an industrial or refining process.

:
The riverbed was covered in thick, black sludge.
O leito do rio estava coberto por uma lama espessa e preta.
Waste water treatment plants produce a lot of sewage sludge.
As estações de tratamento de águas residuais produzem muito lodo de esgoto.