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