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 diverse …

Mar 6, 2026 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

Nov 25, 2025 · Learn what the numbers on plastic containers mean, which plastics are safe, which to avoid, and how to recycle them properly using the 1–7 resin code chart.

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

Sep 8, 2025 · Plastic pollution is growing a threat to ecosystems, the climate and our own health. What can be done to prevent it?

Jan 29, 2025 · Whether we know it, or like it, our bodies are polluted by tiny fragments of plastic that fail to break down in our earthly environment. What does that mean for our long-term health, and what …

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 molecular …

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 seven …

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

Plastic is a word that originally meant “pliable and easily shaped.” It only recently became a name for a category of materials called polymers. The word polymer means “of many parts,” and polymers are …