Worker Cleaning Sewer with Industrial Vacuum Cleaner
Schlüsselwörter
sewer,
cleaning,
men at work,
vacuum,
industrial,
maintenance,
manhole,
drainage,
pipe,
urban,
infrastructure,
sanitation,
professional,
equipment,
safety,
uniform,
orange,
yellow,
street,
ground,
asphalt,
technology,
service,
machinery
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