Ключевые слова: background, barrel, black, blaze, boom, burn, business, construction, danger, destruction, drill, ecology, emergency, energy, environment, explosion, factory, flare, fume, gas, gasoline, hazard, heat, hot, industry, natural, offshore, orange, petroleum, pipe, pipeline, pollution, power, production, red, rig, safety, sea, sky, smoke, spill, steel, technology, the, toxic, warm, waste, well, yellow,