Ключевые слова: acid, alkaline, analysis, base, blur, bottle, caution, chemical, chemistry, container, corrosion, corrosive, damage, danger, dangerous, education, equipment, factory, glass, gloves, hazard, health, hydrochloric, industrial, industry, information, lab, label, laboratory, liquid, manufacturing, material, ph, poison, product, protect, reaction, research, risk, safety, science, security, solution, substance, symbol, test, toxic, warning, water, work,