accident
air
area
biochemical
breathing
chemical
chemicals
chemistry
damaged
danger
dangerous
decontaminate
disaster
engineer
environment
environmental
factory
gas
hands
hazard
hazardous
industrial
industry
line
man
mask
no entry
people
plant
pollution
prevent
production
protection
protective
red
risk
safety
signal
specialist
stop
teamwork
toxic
uniform
warehouse
warning
waste
wear
white
worker
worry
定額
Restricted area, officials employ white and red stripes to block the area where a chemical leak is occurring. To prevent individuals from coming into contact with potentially dangerous chemicals,の素材 [FY310204645252]
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