Plastic is made from oil and natural gas, which started out as fossilized plant and animal material. But buried deep underground for millions of years, those materials changed in important ways.
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Articles on Bio-polymers
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A biomedical engineer explains how human-made materials inserted in the body hold hope to repair painful injuries more efficiently than bone grafts.
One big problem with plastics is that they’re largely made of petroleum. Sourcing bio-polymers from plants and bacteria has some big benefits – and the technology is starting to take off.
