White and yellow hard safety helmet hat for safety project of workman as engineer or worker, on blue background.
Palabras clave
professional,
orange,
architect,
architecture,
background,
blue,
building,
business,
colours,
concept,
construction,
contractor,
design,
employment,
energy,
engineer,
engineering,
equipment,
factory,
hard,
hard hat,
hat,
head,
headgear,
health,
healthy,
helmet,
industrial,
industry,
inspection,
interior,
job,
maintenance,
plastic,
prevention,
protect,
protection,
protective,
safe,
safety,
security,
structure,
tool,
white,
work,
men at work,
working man,
yellow
){kind=link}