Scientific name: Pb
Lead is a soft metal that is usually dull grey. It is the heaviest stable metal. It has a relatively low melting point. Lead is used in batteries, bullets, solder, pewter and radiation shields. Lead is a heavy metal like mercury and can accumulate in the body and cause poisoning. Lead poisoning was common in ancient times.
You lead someone or something when you take them somewhere. People usually lead animals by holding one end of a rope that is tied to the animal. The opposite of lead is follow.