Ключевые слова: abstract, attached, cable, chain, close, closeup, concept, connect, connection, design, element, fence, floor, group, heavy, icon, industry, iron, iron chain, join, line, link, linkage, lock, metallic, object, outdoor, part, pattern, power, protect, protection, rust, safe, safety, secure, security, shackle, shackles, shadow, sign, stainless, strength, strong, symbol, team, teamwork, time, tool,