燃やす
alert
art
badge
construction
danger
department
dept
emergency
equipment
fighter
fighting
fire
firefighter
firefighting
fireman
fireproof
flat
gas
gear
hat
head
heat
helm
helmet
help
hero
hot
icon
illustration
isolated
logo
occupation
officer
oxygen
person
plastic
professional
protect
protection
red
respirator
safety
service
smoke
thermal
work
worker