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  1. Plastic - Wikipedia

    Plastics are a wide range of synthetic or semisynthetic materials composed primarily of polymers. Their defining characteristic, plasticity, allows them to be molded, extruded, or pressed into a …

  2. Plastic | Composition, History, Uses, Types, & Facts | Britannica

    Nov 19, 2025 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

  3. About Plastic Products and Plastic Pollution | US EPA

    Oct 31, 2025 · Plastic products are generally versatile, durable and lightweight. Plastic products are prominent in the construction, transportation, and packaging industries. Plastic innovations …

  4. An Introduction to Plastics - Chemical Safety Facts

    Learn about the types of plastic classification, history and unique chemistry that gives plastic its variety of uses and applications. What is Plastic? A plastic is a type of synthetic or man-made …

  5. Plastic: Definition, Types, Properties, Applications ... - Xometry

    Apr 21, 2023 · Plastic, or resin, is nearly colorless or milky-white and can be colored by adding colorants or pigments.

  6. Plastics Explained—What You Need to Know | National Geographic

    Learn what you can do to reduce your own single-use plastics, and take your pledge. The world of plastic contains many confusing terms, as we discovered while reporting on and researching …

  7. Plastics - American Chemistry Council

    Plastics are in products we use every day that help keep us safe. They are in bicycle helmets, child safety seats, and automotive airbags that protect us and the cell phones that connect us. …

  8. The 7 Different Types of Plastics

    Plastics are incredibly versatile materials that can be used to make a variety of products. They are lightweight yet durable, strong yet malleable, and relatively inexpensive to produce. There are …

  9. Science 101: Plastics - Education

    Oct 19, 2023 · From polymers to nurdles, learn how plastic is created and what we can do to slow the lasting repercussions this material will have on both our planet and our lives.

  10. Science of Plastics - Science History Institute

    Plastics are polymers. A polymer is a substance made of many repeating units. The word polymer comes from two Greek words: poly, meaning many, and meros, meaning parts or units. A …