Large openair settling ponds where sediment and other particles are allowed to settle before the water moves on to the next stage of treatment.
Schlüsselwörter
large,
open air,
settling,
sediment,
particle,
allowed,
settle,
water,
move,
next,
stage,
treatment,
open air,
manufacturing,
business,
engineering,
factory,
environment,
industry,
electricity,
system,
pipe,
building,
plant,
energy,
manufacture,
pollution
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