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 …

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

3 days ago · Plastic pollution is poisoning the planet. Some experts suggest making plastics from more "natural" materials, but research shows those still have risks.

Nov 20, 2025 · For the average person, trying to avoid plastics can feel overwhelming—and maybe pointless. Our writer asked two experts how they navigate our plastic-filled world.

5 days ago · The connection between plastic and climate change usually focuses on how plastic is partly to blame for the crisis: more than 98% of it is made using fossil fuels, and climate pollution is ...

3 days ago · Chemical additions to plastic that mimic natural polymers like DNA can create materials that break down in days, months or years rather than littering the environment for centuries. …

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 …

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

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 …