Ключевые слова: business, caucasian, check, check list, development, employee, engineer, equipment, facility, factory, hard hat, hardhat, heavy, helmet, industrial, industry, inspector, job, machine, machinery, maintenance, male, man, manager, manufacturing, mechanic, men at work, metal, occupation, officer, person, plant, portrait, production, professional, protection, safety, schedule, service, smiling, staff, steel, team, technician, technology, warehouse, work, worker, workshop, young,