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Plastic - Wikipedia
7 Types of Plastic That Are Most Common | PlasticOceans.org
Plastic | Composition, History, Uses, Types, & Facts | Britannica
Types of Plastic | Learn What is Plastic Made Of & Different Types …
Plastic Material – Types , Properties , Applications
All About Plastic: Definition, Types and Applications
Plastics Explained—What You Need to Know - National Geographic
Plastics: A simple introduction - Explain that Stuff
The World's Plastic Pollution Crisis Explained
Plastic - Polymers, Synthetic, Recycling | Britannica