Ключевые слова: bluecollar, building, caucasian, concentration, construction, copy space, development, durability, effort, employee, employment, equipment, foundation, frame, gloves, hard hat, helmet, installation, installing, job, kneeling, labor, laborer, lowangle, lowangle view, male, man, manual, metallic, occupation, one, outdoors, project, protection, red, reflective, safety, serious, site, sky, stability, under construction, unfinished, uniform, vest, work, worker, working, yellow, young,