Ключевые слова: accident, activity, body, bone, builder, careful, casualty, construction, control, danger, dangerous, disabled, education, emergency, employee, engineering, equipment, factory, fall, first aid, hard hat, health, heavy, height, help, hurt, industrial, industry, injured, injury, insurance, job, knee, knee joint, leg, maintenance workers, pain, painful, protection, protective, response, risk, safety, shock, trauma, unsafe, worker, workplace,