Ключевые слова: alert, atom, atomic, attention, bottle, caution, chemical, chemistry, color, concept, container, contaminated, contamination, danger, dangerous, design, ecology, environment, environmental, equipment, garbage, hazard, hazardous, icon, industrial, industry, lab, label, laboratory, nobody, nuclear, plastic, poison, pollution, radiation, radioactive, radioactivity, risk, safety, science, sign, storage, substance, symbol, technology, threat, toxic, warning, waste, yellow,