Ключевые слова: abstract, aluminum, background, black, chrome, circle, closeup, construction, cylinder, elements, equipment, factory, gray, group, heavy, industrial, industry, iron, manufacture, manufacturing, material, metal, metallic, new, objects, pipe, pipeline, pipes, product, profile, round, shiny, silver, stack, stainless, steel, stock, storage, structure, supply, tube, tubing, white,