Ключевые слова: bokeh, colorful sky, construction, control, distribution, dusk, energy, engineering, environment, evening, extract, facility, factory, fittings, flare, flow, fuel, gas, heat, industrial, industry, infrastructure, maintenance, manage, metal, natural light, network, oil, outdoors, petrochemical, pipeline, pipes, plant, power, pressure, production, refinery, resource, silhouette, skylight, storage, sunset, supply, system, technology, transmit, transport, twilight, valves,