For centuries, billiard balls were made of ivory from elephant tusks. But when excessive hunting caused elephant populations to decline, they began to look for alternatives. John Wesley Hyatt took up the challenge. In five years, he invented a new material called celluloid, which would become known as the first plastic. Trace the history of the material that ushered in the “plastics century.”

几个世纪以来，台球都是由大象牙的象牙制成的。但当过度猎杀导致大象数量减少时，他们开始寻找替代品。约翰-卫斯理-海特接受了挑战。五年后，他发明了一种新材料，叫赛璐珞，它被称为第一种塑料。追溯这种材料的历史，迎来了 塑料世纪。