Ключевые слова: black, blue, business, construction, crude, derrick, diesel, drill, drilling, economy, energy, environment, equipment, exploration, extract, extraction, facility, fuel, gas, gasoline, industrial, industry, machine, machinery, machines, manufacturing, mining, oil fields, oil industry, oil refineries, oil well, petrochemical, petroleum, pipeline, plant, platform, power, pump, pumping unit, reflection, resources, rig, rocking, silhouette, sky, sun, technology, unit, wells, work,