Here’s an interesting find from Glazette.com. This article claims about a new type of glass tempering, called Chemical Strengthening. It is also claimed in the article that these glasses are 6 to 8 times stronger than annealed glass, where as toughened glass is only 4 to 5 times strong. Most amazing fact is that these glasses could be cut after tempering unlike toughened glasses. However, the breakage pattern for these glasses remain almost the same as annealed glass, which obviously affects its acceptance in terms of safety.
Read the full article here.