Ключевые слова: architecture and buildings, backgrounds, color image, construction, construction frame, construction industry, construction material, construction site, corrode, design, equipment, frame, grid, heap, industry, material, metal, metal grate, no people, pattern, photography, rebar, rust, rust fungus, rusty, square shape, stack, steel, steel rods, strength, striped, textured, wallpaper, wire, wire mesh,