Ключевые слова: alert, alertness, attention, beacon, bright, brightness, civil, clear, construction, daytime, design, emergency, equipment, flashing, function, glossy, hazard, highway, illumination, industry, light, lighthouse, luminosity, modern, navigation, notification, outdoor, pattern, pedestrian, protection, public, radiance, radiant, red, reflective, response, road, safety, signal, siren, situation, sky, surface, technology, transportation, utility, vehicle, visibility, warning, yellow,