Ключевые слова: activity, alert, alfa, alpha, alphabet, background, blue, buoy, code, collection, dive, diver, diving, down, equipment, flag, ics, illustration, international, letter, maritime, meaning, message, nautical, naval, navy, ocean, one, safety, scuba, scuba diving, sea, ship, sign, signal, sky, sport, sweden, symbol, textile, transport, underwater, uniform, warning, water, wave, white, wind, yachting,