alert
axe
badge
banner
black
collection
cross
danger
department
dept
design
element
emblem
emergency
equipment
extinguisher
fighter
fire
firefighter
firefighting
fireman
graphic
grunge
hat
helmet
hook
hose
hydrant
icon
illustration
isolated
label
logo
man
mask
monochrome
professional
protection
rescue
safety
set
sign
stamp
style
symbol
tool
white