Ключевые слова: acid, atomic, attention, background, barrel, barrels, black, caution, chemical, container, contamination, danger, dangerous, energy, environment, garbage, hazard, hazardous, icon, industrial, industry, isolated, liquid, management, material, metal, nuclear, object, poison, pollution, power, radiation, radioactive, radioactivity, risk, safety, sign, steel, storage, symbol, toxic, toxicity, trash, uranium, warning, waste, white, yellow,