Ключевые слова: analysis, bottle, chemical, chemicals, chemistry, closeup, container, danger, dangerous, destroy, diethyl, diethyl ether, disease, environment, ether, factory, fire, flammable, glass, hazard, hazardous, health, industrial, industry, infection, information, lab, label, laboratory, manufacturing, material, object, poison, product, protect, reaction, research, risk, safety, scar, science, scientific, substance, substances, symbol, tag, warn,