Ключевые слова: accident, boots, careful, caution, concept, construction, damage, danger, dangerous, debris, dirty, floor, foot, hazard, hurt, illness, injured, injury, insurance, misfortune, nail, needle, pain, painful, physical, precaution, prevent, protect, protection, protective, risk, risky, rusty, safe, safety, safety boots, security, sharp, shoes, site, step, unsafe, walk, warning, wood, wooden board, work, worker, workman, workplace,