Ключевые слова: acid, bottle, burn, chemical, chemistry, compound, corrosion, corrosive, danger, dangerous, destroy, factory, glass, glue, hazard, hazardous, industrial, industry, lab, label, laboratory, liquid, lye, manufacturing, material, object, ph, reaction, research, risk, scale, science, silicate, skin, soda, sodium, sodium silicate, solution, sticky, substance, symbol, test, toxic, warning, water,