Dust mask warning sign and labels dust mask must be worn on this job
Palabras clave
signs,
respirator,
wear,
safety,
protection,
mask,
industrial,
health,
dust,
safe,
warning,
hazard,
label,
men at work,
gas,
security,
personal,
pollution,
dangerous,
toxic,
contamination,
face,
risk,
protective,
workplace,
dusty,
confined,
respiration,
respiratory,
caution,
chemical,
equipment,
factory,
human,
worn,
breathe,
emergency,
laboratory,
hazardous,
lung,
severe,
inhale,
injury,
disease,
smoke,
breath,
atmosphere,
approve,
irritation