Ключевые слова: alphabet letters, block shape, bulldozer, callow, caucasian ethnicity, construction, construction industry, construction machinery, construction worker, digger, digging, earth mover, equipment, excavator, geology, greece, headwear, heavy, industrial equipment, industry, machina, machinery, manual worker, marble rock, material, mining natural resources, natura, natural phenomenon, outdoors, place of work, plasticine, quarryman, rock object, the occupation, the transportation, tractor, transport, truck, vehicle, wheel, work tool, worker, working, yellow,