Sand blasting technique:
The glass surface is matting by firing fine sand with the blower.

 

Soda: Is the name for soda carbonate that is used as flux material in the glass batch.

 

Soda-lime glass: The glass contains sand (SiO2), sodium (Na2O), lime (CaO) and some parts of other substances such as some for colouring. Soda-lime glass is translucent and is characterized by a flat, non-porous surface that can be cleaned easily. In practice industrially produced glasses are most made of soda-lime glass, these includes i.a. beverage bottles, drinking glasses or food jars.

 

Spinning rod:
Is an iron bar where the glass is “fixed” on. It is used directly after the cracking from the blowpipe at the further processing of glass.

 

Streaks:
Glass defect, causes by imperfect glass melting and which are immediately recognizable.