Ключевые слова: aid, background, blue, boat, buoy, circle, circular, cruise, deck, emergency, equipment, ferry, float, flotation, guard, help, horizon, life, lifebuoy, lifeguard, lifesaver, line, marine, nautical, ocean, orange, overboard, preserver, protection, railing, red, rescue, ring, rope, safe, safety, save, saver, sea, security, ship, sos, swim, tourism, transport, travel, vacation, vessel, water, white,