Ключевые слова: barrel, black, black gold, business, construction, crisis, crude, diesel, drill, drilling, drop, energy, engineering, environment, equipment, exploration, extraction, fossil, fuel, gas, gasoline, gold, industrial, industry, isolated, machine, mineral, minerals, oil, oilfield, petrol, petroleum, pipe, pipeline, plant, platform, pollution, power, pump, refinery, resource, rig, station, steel, symbol, technology, tower, toxic, tube, well,