Ключевые слова: caucasian, check, coastline, construction, contractor, engineer, engineering, expert, factory, foreman, ground, hardhat, helmet, industry, inspection, inspector, leader, maintenance, male, manager, manufacturing, occupation, onshore, operation, order, outdoor, petrochemical, petrol, petroleum, plant, professional, project, refinery, reflective, repair, safety, serious, service, shoreline, site, skillful, suit, survey, surveyor, team, teamwork, technician, work, worker, working,