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 …

2026年3月6日 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

2025年9月8日 · Plastic pollution is growing a threat to ecosystems, the climate and our own health. What can be done to prevent it?

2025年10月31日 · Plastic products are generally versatile, durable and lightweight. Plastic products are prominent in the construction, transportation, and packaging industries. Plastic innovations …

Plastic pollution has become one of the most significant environmental challenges facing the world today. From oceans and rivers to food and drinking water, plastic waste is now found almost …

2025年11月18日 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

2023年10月19日 · 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.

In this article, we'll examine the chemistry of plastic, how it's made, how it's used, and how it's disposed of and recycled. We'll also look at some new biologically based plastics and their role in the future of …

2026年3月26日 · Plastic has many valuable uses in our daily lives, but our current production and consumption practices and levels pose threats to our health and environment. Plastic pollution poses …

2023年4月21日 · 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 …