accident
aid
automated
background
collection
condition
conditions
construction
cross
danger
defibrillator
doctor
emergency
equipment
exit
external
fire
first
flat
green
health
help
hospital
icon
illustration
industry
information
isolated
label
medicine
point
protection
protective
rain
rescue
risk
safe
safety
security
service
shield
sign
sticker
symbol
telephone
warning
water
weather
work