Ключевые слова: abstract, appliance, array, automobile, background, black, block, blue, bulb, car, city, computer, cop, crime, cruiser, dark, digital, duty, electric, electricity, emergency, enforcement, equipment, graphic, green, household, illuminated, industry, investigation, isolated, justice, led, light, lighting, nighttime, officer, police, power, protect, protection, red, serve, services, shining, siren, squad, technology, texture, transportation,