Ключевые слова: abstract, background, barrier, border, boundary, cargo, chain, concrete, confidence, construction, contone, design, factory, fence, frame, galvanized, gray, grid, grunge, industrial, industry, inspection, iron, lattice, link, machine, material, mesh, metal, metallic, net, netting, pattern, protection, rods, roll, round, safety, security, shape, steel, storage, technician, texture, textured, wall, warehouse, wire, wire mesh, worker,