Ключевые слова: accident, alarm, alert, alertness, bell, box, break, building, burn, business, button, control, danger, down, emergency, equipment, evacuation, extinguisher, fire, firefighter, flame, glass, handle, help, isolated, office, panel, press, prevent, protect, protection, pull, push, red, rescue, safe, safety, security, sign, sound, switch, symbol, system, trigger, wall, warning, white,