Ключевые слова: 3d, abstract, alertness, black background, computer graphic, copy space, danger, design, digital generated, electrical equipment, emergency sign, fire, fire alarm, flame, flames, glow, glowing, heat, hot, illustration, light, lighting equipment, looking down, man made object, no people, orange, pattern, protection, red, reflection, safety, security system, sensor, sensory perception, smoke alarm, smoke detector, studio shot, white background,