While ordinary glass usually shatters into very sharp shards some types of safety glass breaks into small blunt.
Safety glass windows.
There are exceptions allowed for decorative glass in windows also along with the addition of a sturdy rail in front of the glass and outboard panes of insulating glass in a high location.
Tempered glass also known as tempered safety glass is defined as glass that is heat treated to be stronger and more durable than standard annealed glass up to four times stronger.
Two types of safety glass are heat strengthened and tempered.
Laminated safety glass is crafted by adhering two pieces of annealed glass together by a vinyl layer eva.
None of this should be interpreted to exclude using safety tempered glass for in a location that you decide warrants it.
Also glass on a perpendicular wall to a door and opposite the swing must be safety tempered as illustrated below.
Glass that is not laminated shows only two reflections from the two surfaces of the glass.
Laminated safety glass is commonly used for automotive windshields but the safety benefits are applicable to the household too.
Another name for this type of glass is toughened glass.
It also includes glass that is manufactured for strength or fire resistance.
The vinyl interlayer holds the glass together if the glass is broken or impaled.