aid
arms
assistance
ax
car
confidence
confident
connection
crew
emergency
engine
extinguisher
fighting
fire
fire station
fire truck
firefighter
fireman
head
helmet
holding
holds
hose
indoor
look at the camera
male
man
men
officer
pickaxe
pipe
pipeline
portrait
profession
red
rescue
rescuer
safety
serious
spray
stands
tender
transportation
truck
two
uniform
urgency
worker
workwear
young