African American male plumber worker check or maintenance sewer pipes network system at construction site
Schlüsselwörter
engineer,
plumber,
utility,
construction,
technical,
technician,
sewer,
pipe,
supervisor,
workplace,
network,
pressure,
system,
engineering,
site,
african,
american,
diversity,
contractor,
foreman,
apprentice,
black,
diverse,
factory,
helmet,
industrial,
industry,
inspector,
maintenance,
male,
man,
operator,
people,
person,
professional,
safety,
work,
job,
machine,
manufacturing,
pipe,
plumbing,
water,
men at work,
hydraulic,
boiler,
control,
repair,
check
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