Ключевые слова: abstract, active, alert, atom, atomic, attention, background, banner, black, bomb, button, caution, chemical, chemistry, danger, dangerous, design, dirty, energy, explosion, grunge, hazard, hazardous, icon, illustration, industry, ink, nuclear, power, protection, radiation, radioactive, radioactivity, ray, risk, rusty, safety, science, sign, symbol, technology, texture, toxic, uranium, war, warning, waste, yellow,