Ключевые слова: alarm, alert, assistance, attention, background, black, button, cancel, caution, control, danger, dark, disconnect, electrical, emergency, factory, fire, help, industrial, industry, interrupt, key, light, machine, mechanical, off, panic, plastic, point, power, press, push, red, round, safety, security, service, sign, signal, siren, start, stop, suspend, switch, technical, technology, urgency, warning, work, yellow,