Ключевые слова: alarm, alert, attention, button, cancel, caution, closeup, concept, connection, control, controller, danger, electrical, emergency, equipment, factory, halt, help, industrial, industry, key, machine, off, panic, plastic, power, press, push, red, red button, round, safe, safety, security, sign, signal, standard, stop, suspend, switch, symbol, technical, technology, warning, work, yellow,