112
911
accident
aid
alarm
asking for help
assist
assistance
call
cellphone
close up
closeup
communicate
communication
concept
connection
contact
conversation
crime
crisis
danger
depression
desperate
device
domestic violence
emergency
fire
help
macro
medical
message
messaging
need
number
phone
police
receiver
reception
request
rescue
safety
screen
service
smartphone
sos
support
technology
telephone
urgency
warning