| 1 | But unlike Celluloid, Bakelite would not catch on fire or melt. | |
| 2 | Celluloid resulted from efforts to produce a synthetic horn. | |
| 3 | Combs were among the first and most popular objects made of celluloid. | |
| 4 | Unfortunately, there is only one running celluloid supplier in Japan. | |
| 5 | They may also be manufactured from non-crystalline materials such as glass, cellophane or transparent plastics. |