機器
accident
alert
background
caution
caution sign
construction
construction site signs
danger
dangerous
dangerous situation
design
electrical
equipment
explosive
graphic
hazard
icon
illustration
industrial
information
iso7010
label
laser
lock
lockout
machinery
not
notice
people
protection
radiation
radioactive
restriction
risk
safety
safety first
safety instruction
safety label
secure
security
service
sign
sticker
symbol
tag
warning
warning triangle
wear