Ключевые слова: barrel, black, business, cargo, chemical, commerce, commodity, concept, container, cost, crisis, crude, diesel, digital, dollar, drum, energy, environment, finance, fossil, fuel, gallon, gas, gasoline, gold, graphic, illustration, industry, isolated, market, metal, money, natural, oil, opec, petrol, petroleum, pollution, price, refinery, render, resource, sign, spill, steel, stock, tank, trade, white,