Ключевые слова: adult, architect, architecture, brick, bricks, builder, building, carpenter, caucasian, clothing, collar, construction, contractor, dead, engineer, engineering, equipment, foreman, gear, hard, hardhat, hat, hazard, head, helmet, industrial, industry, injured, isolated, job, male, man, manager, occupation, profession, professional, protection, protective, repairman, risk, safety, site, tools, unsafe, vest, white, work, worker, workman, yellow,