Ключевые слова: boat, boating, buoy, buoyancy, circle, coastline, drowning, emergency, equipment, floating, harbor, help, jetty, life buoy, life saving buoy, lifebuoy, lifebuoy ring, lifejacket, lifesaver, marina, marine, maritime, mayday, nautical, old life buoy, protect, protection, quayside, rescue, ring, ringbuoy, rope, safe, safeguard, safety, safety equipment, saver, sea, seafaring, secure, sign, survival, symbol, water, waters edge, yacht,