white, yellow hard safety helmet hat for safety project of workm
Palabras clave
architect,
architecture,
background,
blue,
business,
colours,
construction,
contractor,
employment,
engineer,
engineering,
equipment,
factory,
hard,
hard hat,
hat,
head,
headgear,
health,
healthy,
helmet,
industrial,
industry,
inspection,
isolated,
job,
maintenance,
plastic,
prevention,
protect,
protection,
protective,
safe,
safety,
security,
tool,
white,
work,
men at work,
working man,
yellow
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