L is for Lead

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.

A lead is a rope that you attach to the collar or other harness of an animal so you can lead them around. People take their dogs for walks on a lead. You may also be interested in the heavy metal lead.