Then, the glassmaker pulls this stuff from the furnace using a conduit and forms it with a variety of specialised devices such as scissors, pliers, and shovels made of wood that have remained virtually unchanged since ancient times.
To make glass, silica, lime, soda, and potassium are combined in an oven at 1,500 degrees Celsius to form glass, a substance that is both hard and pliable.Then, the glassmaker pulls this stuff from the furnace using a conduit and forms it with a variety of specialised devices such as scissors, pliers, and shovels made of wood that have remained virtually unchanged since ancient times.