Ключевые слова: acid, alkaline, barrel, black, care, chemical, chemistry, container, corrosion, corrosive, danger, dangerous, destroy, disease, domestic, drum, environment, factory, fire, flammable, gallon, hazardous, industry, infection, information, lab, label, laboratory, manufacturing, material, plastic, product, raw, reaction, research, risk, safety, science, screen, skin, stock, substance, symbol, tank, toxic, warn, waste,