Ключевые слова: adult, alone, blueprints, builder, building, caucasian, changes, clipboard, construction, constructor, cropped, drawing, engineer, experienced, floor, hands, home, house, indoors, making, male, man, mature, middleaged, one, pencil, person, photo, plans, professional, qualified, reflective, safety, site, skilled, vest, waistcoat, worker, workwear,