Ключевые слова: 3539 years, accuracy, adult, applying, bluecollar worker, building contractor, bulgaria, ceramics, closeup, color image, concrete, construction industry, construction site, construction worker, craftsperson, diy, expertise, glue, home improvement, home interior, horizontal, house, human hand, indoors, industry, installing, lifestyles, mason craftsperson, men, occupation, one person, part of, people, renovation, repairing, selective focus, spreading, textured, tile, tiled floor, tiler, trowel, work tool, working,