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 …

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

Oct 31, 2025 · Plastic products are primarily made from virgin fossil fuel feedstocks. The three types of plastic products are categorized into seven polymer types with resin codes, which are …

The meaning of PLASTIC is a plastic substance; specifically : any of numerous organic synthetic or processed materials that are mostly thermoplastic or thermosetting polymers of high …

Plastic is a versatile material used to make thousands of products people use every day. Learn about the types of plastic classification, history and unique chemistry that gives plastic its …

Nov 18, 2025 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

Apr 21, 2023 · Plastic is a synthetic polymer made from various organic materials that can be molded into almost any shape. Some types of plastic are clear and transparent, like that used …

6 days ago · There is no doubt about the ubiquity of plastic pollution in the natural world, but some scientists are dubious about the health damage said to be caused by microplastics in the …

Worried about bisphenol A (BPA) and other plastic chemicals? Read about types of plastics, how they're made and what the resin identification (recycling) numbers mean.

On this page, you can find all of our data, visualizations, and writing on plastic pollution. The first synthetic plastic – Bakelite – was produced in 1907, marking the beginning of the global …