Ключевые слова: architect, arm, background, builder, built, business, caucasian, closeup, clothing, construction, contractor, employed, engineer, engineering, equipment, europe, flag, foreman, greece, greece flag, hand, hard, hard hat, hat, helmet, holding, human, industrial, industrial workers, industry, job, labor, maintenance, male, man, occupation, people, professional, protection, protective, safety, safety equipment, symbol, technology, tool, uniform, work, work gloves, worker, yellow,