La déformation plastique est la déformation irréversible d'une pièce ; elle se produit par un réarrangement de la position des atomes. Lorsque que l'on sollicite une pièce, un objet (on le tire, on le ...

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Une matière plastique ou en langage courant un plastique est un mélange contenant une matière de base (un polymère) qui est susceptible d'être moulé, façonné, en général à chaud et sous pression, afin ...

You see photos of plastic pollution in the ocean, but it can be hard to connect that to the plastic you're buying and using every day. Here are three ways the plastic you throw away can end up in the ...

In the form of bottles, tires, packaging and piping, millions of tons of plastic waste are dumped every year in the world's waterways, often ending up in the oceans. And their amount could almost ...

Plastic bags start out as fossil fuels and end up as deadly waste in landfills and the ocean. Birds often mistake shredded plastic bags for food, filling their stomachs with toxic debris. For hungry ...

In recent months, she has written about “forever chemicals” on American farmlands and the uproar surrounding plastic packaging at Costco. In a phone conversation from her home in Manhattan ...

Black-colored plastic used in children’s toys, takeout containers, kitchen utensils and grocery meat and produce trays may contain alarming levels of toxic flame retardants that may be leaching ...

The world creates 57 million tons of plastic pollution every year and spreads it from the deepest oceans to the highest mountaintop to the inside of people’s bodies, according to a new study ...

Watch the CBS Reports documentary, "Advanced Recycling: Does Big Plastic's Idea Work?" About 48 million tons of plastic waste are generated each year in the U.S., and very little of it is ever ...

Plastic is a really useful man-made material that has transformed our lives, but what happens after we throw it away is causing a big problem for our planet. Plastic waste can last for hundreds of ...