Ключевые слова: abstract, architecture, backdrop, background, building, cage, collapse, construction, crate, design, detail, dirty, fence, frame, grate, grating, gray, grid, grunge, horizontal, house, iron, lathing, line, material, metal, metallic, old, pattern, plate, protection, reinforce, rod, rust, rusty, security, shape, stain, steel, strength, surface, texture, textured, vertical, vintage, wall, welding,