We call this beautiful new glass-working technique which requires no welding or any other leaded solder for stained glass, everything is made out of glass and glass-soldier can say at very high temperatures which we allows only one making the numerous stained glass pieces that make up the stained glass in a single element. It's so new and beautiful that few artists worldwide know it. One of the most important requirements for implementing this technique is known to dedilloy very thoroughly the properties of glass that would work because it is a very special and unique glass capable of adapting to this innovative system.