Opinion, Special Report, Americas

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Azertesold
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Take, for instance, the new 787 airplane, which is made with a high-tech resin reinforced with carbon fibers instead of aluminum. Because it is lighter than it would be if it were made of metal, the plane uses less fuel, thereby reducing its emissions. While there are downsides and negative effects associated with resins, the environmental impacts of the plastics that are used in everything from the milk and soda bottles that hold beverages to the clothes we wear are more complicated than you might imagine. To understand what resins (or plastics, take your pick for a term) are, it's helpful to be clear that they're not just one thing. Kingsbury. "They are lead and gold and aluminum and iron. They all fall under the category of metals, but they have different properties. They're mined differently and have different cost structures. Plastic is the same." Translated into the world of resins, that means that there are many different types under the umbrella term of plastics, including polyethylene terephthalate (PET) -- one of the most common kinds, often used in water bottles -- and high density polyethylene (HDPE), which comprises milk bottles." It's "What are they not in?




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