access
accident
area
attention
background
banner
barricade
barrier
black
cases
caution
construction
cordon
crime
crime scene
criminal
cross
danger
danger signs
dangerous
forbidden
illustration
killer
law
line
message
murder
numbers
police
restricted
ribbon
risk
safety
scene
security
sign
stop sign
symbol
tape
text
warning
warning sign
warning symbol
warning tape
yellow
zone