Ключевые слова: abstract, aluminium, background, building, business, close, construction, corrugated, door, doorway, entrance, exit, exterior, facade, factory, front, garage, gate, gateway, home, house, industrial, industry, iron, lock, metal, metallic, pattern, protection, quarantine, roll, roller, room, safety, secret, secure, security, sheet, shutter, site, stay, steel, storage, store, storehouse, structure, texture, wall, warehouse,