Glass fibers; glass fiber strands; glass fiber chopped strands; and glass fiber rovings for non-textile purposes, namely, for use in reinforcing plastics and other composite articles; Unworked or semi-worked glass, namely, glass fibers, glass fiber strands, glass fiber chopped strands and glass fiber rovings, for use as a reinforcement and all for use as materials in further manufacture; Glass fibers for non-textile purposes, namely, alkali resistant glass fiber used for the reinforcement of cementitious mortars and concrete mixes; Glass fibers for non-textile purposes bonded into a thin sheet used as a pasting mat in connection with lead acid batteries; Glass fiber in the form of a veil or mat made from randomly dispersed glass fibers, wet or dry laid, and bonded into a thin sheet; all of the above for non-textile purposes