911
aid
alarm
ambulance
assistance
background
call
cellphone
communication
concept
crime
danger
design
device
dialing
emergency
finger
fire
first
flat
hand
help
holding
hotline
icon
isolated
line
medical
mobile
number
phone
police
press
rescue
safe
safety
screen
service
sign
signal
smartphone
sos
support
symbol
technology
telephone
touch
urgency
warning