aerial top view of round water settlers for sewage recycling. modern wastewater treatment plant
Schlüsselwörter
aerial,
view,
treatment,
plant,
sewage,
water,
ecology,
recycling,
industry,
tank,
factory,
industrial,
environment,
circle,
purification,
dirty,
reusing,
waste,
sludge,
environmental,
effluent,
purity,
purified,
process,
clean,
system,
facility,
storage,
technology,
urban,
pollution,
flow,
biology,
conservation,
sewerage,
sewer,
liquid,
separation,
cleaning,
round,
circular,
processing,
settler,
reservoir,
up high
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