NIPPA

raw material ground plate glass; un-worked or semi-worked glass, except building glass; glass wool other than for insulation; glass incorporating fine electrical conductors; vitreous silica fibers, not for textile use; fiberglass other than for insulation or textile use; fiberglass thread, not for textile use; shatter-proof glasses not for building; toughened glasses not for building; semi-finished glass tubes not for scientific purposes