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Water acts as a plasticizer for biopolymers like paper and starch. This means it gets between the molecular chains and pushes them apart to make the material soft and weak. But the Institute for Bioengineering of Catalonia has an alternative workaround.

profolus.comNickel-Doped Chitosan Bioplastic: A Promising Plastic Alternative - ProfolusA nickel-doped chitosan, a polymer largely obtained from the shells of shrimps and crabs, shows promises for replacing plastics.

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