Ke Alakai o Hawaii, Volume VI, Number 31, 30 November 1933 — Shatter-Proof Glass by Accident [ARTICLE]

Shatter-Proof Glass by Accident

Popular Mechanics When a chemist accidently dropped a test tube several years ago, the glass cracked, instead of shattering. Under close examination, the glass was found to contain cellulose. Thus was conceived shatter-proof glass, made possible by using celluloid as a binder.