機器
area
attention
background
beware
black
car
cargo
caution
construction
danger
equipment
factory
fork
forklift
freight
hazard
heavy
icon
illustration
industrial
industry
information
isolated
label
lift
load
loader
notice
operator
protection
risk
safety
security
service
sign
sticker
storage
symbol
traffic
transportation
triangle
truck
vehicle
warehouse
warning
white
work
yellow