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.

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

Dec 4, 2025 · UNEP supports governments, businesses, financial institutions, and other stakeholders in driving a just transition to a circular economy for plastics, helping to reduce plastic pollution and its …

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 …

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 …

Aug 26, 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 in disposable …

A plastic grocery bag has been found in the Mariana Trench - the deepest point in the ocean, and without urgent action, the estimated 11 million metric tons of plastic currently entering the ocean ...

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