construction workers wearing hard helmets silhouetted against a vibrant sunset.
Palabras clave
construction,
people,
helmet,
factory,
pipe,
smoke,
industrial,
engineer,
men at work,
safety,
business,
energy,
professional,
building,
sunset,
technology,
work,
site,
silhouette,
refinery,
chemical,
man,
equipment,
occupation,
blueprint,
survey,
manufacturing,
oil,
power,
sky,
architecture,
teamwork,
petrochemical,
background,
success,
contractor,
tower,
project,
development,
community,
production,
civil,
maintenance,
hard hat,
chemistry,
concept,
structure,
pollution,
architect
){kind=link}