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A large concrete pipe for diverting the river under the highway Leaky dirty water from large concrete pipes Dirty sewage from the pipe environmental pollution Environmental problem
Related tags:
- sewage
- waste water
- dirty water
- contamination
- pollution
- sewer
- environmental pollution
- water pollution
- wastewater treatment
- drainage
- water industry
- green factory
- water factory
- water stream
- dump
- environment background
- drain
- eco background
- pipe
- water plant
- river water
- water nature
- canal
- green environment
- green industry
- eco green
- chemical plant
- recycle background
- river background
- chemical factory
- water technology
- river
- environment
- water pipe
- ecology
