International Building Code 2402.1
Definitions. The following words and terms shall, for
the purposes of this chapter and as used elsewhere in this code,
have the meanings shown herein.
DALLE GLASS. A decorative composite glazing material
made of individual pieces of glass that are embedded in a cast
matrix of concrete or epoxy.
DECORATIVE GLASS. A carved, leaded or Dalle glass or
glazing material whose purpose is decorative or artistic, not
functional; whose coloring, texture or other design qualities or
components cannot be removed without destroying the glazing
material and whose surface, or assembly into which it is incorporated,
is divided into segments.