Ключевые слова: aid, blue, circle, copy space, cruise, danger, drown, emergency, equipment, float, floatation, guard, hanging, life belt, lifebelt, lifebuoy, lifeguard, lifesaver, marine, nautical, precaution, preserve, preserver, protection, red, red and white, rescue, ring, rope, round, safety, save, secure, security, sos, swim, wall, water, white,