Lead

A chemical element, in the periodic table. Lead is a metal. Lead has the symbol Pb (from Plumbum) and atomic number 82.

Extraction method?

Common uses include: [leaded glass]? (see [glass making]?), [lead piping]? (not much lead piping these days). It can be form into an alloy with many other metals making pewter?, solder, [dentistry filling]?. Also used as flashing on roofing to protect joins from rain. And to hold bits of glass together in a window.

Is poisonous.

lead the metal is different from lead as in dog.