Ключевые слова: attached, between, chain, closeup, concept, connected, connection, detail, energy, equipment, force, gray, hanging, heavy, indestructible, industrial, industry, iron, line, link, linked, lock, macro, made, metal, metallic, nobody, part, pattern, power, powerful, protection, pull, rings, row, safe, safety, secure, security, shackle, shape, shiny, silver, stainless, steel, strength, strong, symbol, system, tool,