Ключевые слова: alarm, alert, assistance, breakdown, buzzer, call, concept, control, danger, electric, electricity, emergency, equipment, fire, help, industry, label, object, off, outdoors, panic, problem, protection, push, red, rescue, roof, safe, safety, secure, security, sign, signal, solution, sos, start, surveillance, switch, switch off, switch on, symbol, text, trigger, urgency, vertical,