sentence: Some printing presses use lead type because it can be easily shaped.
sentences_before: Lead is used in the ballast of sailboats. It is also used in weight belts for scuba diving. It is also used to make shotgun pellets and bullets for small arms.
sentences_after: It can be used outside because it does not corrode in water.
concept_name: printing
headings: Lead Uses As an element
categories: chemical elements metals