International labor day decent work social justice safety hard hat celebration
Schlüsselwörter
labor,
day,
international,
men at work,
work,
safety,
hard,
hat,
construction,
helmet,
arm,
hand,
justice,
social,
decent,
yellow,
celebration,
right,
employee,
job,
employment,
protection,
uniform,
industry,
occupation,
professional,
equipment,
engineer,
male,
person,
human,
labourer
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