燃やす
alarm
alert
background
building
carbon
ceiling
closeup
danger
detector
detectors
domestic
electronic
emergency
equipment
fire
flame
home
house
household
indoors
insurance
interior
life
modern
monitoring
monoxide
object
objects
office
prevention
protect
protection
red
room
safety
security
sensor
sign
signal
siren
smoke
smoky
symbol
system
technology
threat
warn
warning
white