Ключевые слова: abbreviation, alarm, alert, assistance, attention, background, blue, care, caution, concept, cubes, danger, design, emergency, flat, health, help, hotline, idea, inscription, lay, letters, life, made, message, nobody, object, orange, protect, protection, rescue, rules, safe, safety, save, security, service, ship, sign, sos, souls, support, survival, symbol, text, top, view, warning, wooden, word,