respirators must be worn mandatory signs
Schlüsselwörter
design,
isolated,
cartoon,
funny,
drink,
food,
character,
background,
object,
healthy,
smile,
equipment,
work,
men at work,
warning,
construction,
safety,
danger,
signs,
icon,
protective,
illustration,
safe,
industrial,
face,
personal,
health,
mask,
caution,
builder,
head,
protection,
industry,
wear,
symbol,
stop,
helmet,
hazard,
white,
risk,
quarantine
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