Ключевые слова: alert, attention, authorize, barrel, beware, caution, chemical, chemistry, container, damage, danger, dangerous, drum, empty, explosive, factory, fire, flammable, full, gas, ground, hazard, hazardous, health, industry, label, laboratory, liquid, notice, personnel, prohibited, protect, protection, risk, safe, safety, security, signs, standard, storage, store, substance, tank, warehouse, warning, waste,