Ключевые слова: accidents and disasters, alertness, black color, composition, computer graphic, copy space, creativity, damaged, danger, dark, death, design, digitally generated image, dirty, emergency sign, fear, forbidden, hazardous area sign, horizontal, horror, illustration, industry, no people, old, pattern, place of work, problems, protection, risk, safety, security, shock, sign, single object, spooky, striped, symbol, terrified, textured, urgency, war, warning sign, warning symbol, weathered, yellow,