Ключевые слова: aid, assistance, background, belt, buoy, circle, crisis, danger, drown, drowning, emergency, equipment, float, guard, help, hope, horizontal, insurance, life, life belt, life saver, lifebuoy, lifeguard, object, ocean, orange, problem, protect, protection, red, rescue, ring, risk, rope, safe, safety, save, saver, sea, security, sinking, sos, support, survival, swim, urgency, water,