911
antique
car
color
control
danger
department
detail
emergency
engine
engineering
equipment
extinguish
extinguisher
fire
fireman
firetruck
guard
heat
help
history
hose
hydrant
mechanical
mechanism
metal
nozzle
old
pipe
prevention
protection
pump
red
rescue
safety
security
service
station
tap
technology
tool
transport
transportation
truck
valve
vehicle
vintage
water
wheel
work