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When was plastic invented and used?
Manage episode 316179294 series 3283745
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Today, plastics are everywhere. All of this plastic originated from one small object— that isn’t even made of plastic. For centuries, billiard balls were made of ivory from elephant tusks. But when excessive hunting caused elephant populations to decline in the 19th century, billiard ball makers began to look for alternatives, offering huge rewards.
Narrator:
- Mumtahina Mim
- Iftekhar Uddin
- Shakil Ahmed
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