abstract
accident
adult
blaze
blur
danger
disaster
emergency
equipment
extinguisher
fighter
fighting
fire
firefighter
firefighting
fireman
firemen
flame
fuel
gas
hand
heat
helmet
help
hydrant
industry
man
nature
occupation
pollution
practice
prevent
prevention
protection
protective
red
rescue
risk
safety
security
service
suppression
team
training
uniform
water
work