Ключевые слова: abstract, aid, assistance, background, blank, blue, boat, buoy, call, circle, cruise, danger, disaster, emergency, equipment, float, health, help, hope, life, life belt, lifebuoy, object, ocean, orange, preserver, protect, protection, red, rescue, ring, risk, rope, round, safe, safety, save, saver, sea, security, service, ship, sos, storm, survival, swim, travel, water, wave,