Answer:
Lead
Step-by-step explanation:
The metal lead is used in holding stained glass pieces together. Stained glass are designed glass used principally in cathedrals. Ever gone go cathedrals and seen the statue of the holy Mary on a window glass?
Exactly, that’s an example of a stained glass. Ordinarily, glass is simply made by fusion of silica, potash and lime or lime oxide. Producing stained glass involves the addition of specific metallic oxides to the base composition so as to effect a color on the final product. To hold the particles of these stained glass together however, lead is used