aid
background
bright
buoy
circle
color
disaster
drowning
float
flotation
health
help
inflatable
life
lifebelt
lifebuoy
lifering
lifesaver
lifetube
marine
mean
object
ocean
orange
precautions
protect
protection
rescue
ring
rope
round
safe
safety
save
saver
saving
sea
secure
ship
sink
sos
survival
swim
swimming
top
view
water
yellow