Fusing

Fusing is the melting of glass of various colors and shapes in a special furnace at about 800 degrees Celsius. Here, the glass softens to a degree that individual parts permanently get connected.

Slumping

Slumping is the heating of glass to the melting point.

 

In special furnaces, that are powered by gas, melting

the crushed glass to flow into the molds.

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