Waste water to city canal. Industrial pipe discharging liquid waste.
Schlüsselwörter
pipe,
water,
liquid,
dirty,
ecology,
environment,
flow,
green,
pollution,
sewage,
waste,
chemical,
concrete,
conservation,
discharge,
effluent,
engineering,
environmental,
garbage,
industrial,
industry,
plant,
pump,
recycling,
removal,
site,
slimy,
slow motion
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