Ключевые слова: advantage, aerial, airplane, barrel, black, business, construction, craft, crude, domination, donkey, ecology, economy, energy, equipment, extract, extracting, facility, flight, fly, fuel, gas, helicopter, industrial, jack, mineral, money, nodding, oil, oil well, oilfield, petroleum, pipe, pipeline, platform, pumping unit, rich, rig, rocking, support, technology, tool, well, work,