Part of the sewage treatment plant scene
Keywords
treatment,
water,
resource,
aerobic,
purification,
dirty,
aerated,
tank,
pipeline,
machinery,
view,
urban,
recycling,
duck pond,
circle,
biomass,
reusing,
biological,
scraper,
foam,
slimy,
sewage,
unpleasant,
sludge,
biology,
purified,
reclaim,
distilled,
pipe,
garbage,
reduce,
processing,
factory,
global,
unhygienic,
industry,
biochemical,
smell,
dung,
construction,
purity,
reclamation