Ключевые слова: barrel, black, business, chemical, concept, container, crisis, diesel, dollar, drilling, drum, economy, energy, environment, finance, fossil, four, fuel, gallon, gas, gasoline, generation, global, gold, high, illustration, industrial, industry, isolated, liquid, market, metal, money, natural, object, oil, opec, petrol, petroleum, pollution, price, pump, steel, stock, storage, tank, toxic, white,