Ключевые слова: active, background, bright, building, career, casual, close up, collaboration, confident, construction, craftsmanship, daylight, dedication, engineering, environment, equipment, expression, focus, friendly, glasses, hard hat, hard work, helmet, human, industry, job, labor, male, outdoors, people, personnel, portrait, professionals, project, safety, service, site, skilled labor, skills, smile, smiling, success, teamwork, tools, tradesman, urban, worker, workplace,