Engraved style illustration of a construction hard hat on a book for safety regulations or building codes
Schlüsselwörter
hard hat,
helmet,
hard hat,
book,
book,
manual,
textbook,
safety,
education,
law,
legal,
regulation,
regulation,
code,
code,
construction,
building,
engineering,
architect,
cognition,
training,
learning,
studying,
guide,
guideline,
icon,
symbol,
illustration,
drawing,
line art,
vignetting,
engraving,
black-and-white,
industrial,
industry,
builder,
contractor,
protection,
compliance,
rule,
skill,
trade,
foreman,
vector,
outline
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