Industrial Glass Centered

Description
A  is a very weak, forgeable building material. It can be used as a window, except it's totally solid, unable to be seen through at all. It can be useful for creating the appearance of windows. A better option for windows is the Shower Glass Block which acts like a solid block and is easier to see through

Note

 * drops Broken Glass upon destruction.

Other Sources of Glass
A single requires the amount of glass ingredients to be smelted.

Any of these ingredients can be placed into the forge and can be smelted into.

Sand

Glass Jar

Broken Glass

Beaker

Upgrading
All window panes can be reinforced with materials using any construction tool.