Ключевые слова: background, barrel, biohazard, blue, chemical, chemistry, closeup, color, container, danger, distribution, drum, ecology, environment, environmental, factory, fluid, fuel, gallon, garbage, gasoline, hazardous, industrial, industry, label, liquid, manufacturing, material, metal, oil, outdoors, plant, plastic, poison, pollution, risk, rusty, safety, steel, storage, symbol, tank, toxic, warehouse, warning, white,