Ключевые слова: 3d, barrel, black, business, chemical, color, container, danger, design, drum, element, energy, equipment, fossil, fuel, gallon, group, industrial, industry, isolated, labeling, liquid, lubricant, metal, metallic, oil, petroleum, pictogram, pollution, power, pressure, reserve, resource, risk, shape, sign, simplicity, storage, substance, symbol, tank, toxic, yellow,