Ключевые слова: astronomy, beautiful, blue, business, canada, crude, diode, energy, extraction, field, flashlight, fossil, fuel, galaxy, gas, gasoline, industrial, industry, jack, landscape, laser, machine, milky, money, mountain, mountains, night, oil, oilfield, petroleum, pipe, pipeline, pump, rays, resource, rig, searchlight, sky, space, star, stars, supply, technology, tent, tourists, ukraine, under, universe, usa, way,