aid
alarm
bell
belt
blue
boot
clothing
collar
cone
equipment
first
glasses
glove
goggles
hardhat
headphone
health
helmet
human
icon
illustration
job
kit
line
linear
mask
occupational
outline
person
protection
protective
respirator
ringing
safety
security
set
signal
stroke
thin
vest
warning
wear
work
worker
workplace
workwear