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This is Scientific American 60-Second Science. I'm Cynthia Graber. This'll just take a minute.

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When TV sets die, they usually end up incinerated or in landfills.

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But now researchers from England's University of York believe they've found a valuable use for told TVs in medicine.

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Liquid crystal displays, or LCDs are becoming increasingly popular.

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One key component of the display is a compound called polyvinyl-alcohol, or PVA.

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The researchers recovered the PVA from television screens.

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They then heated the material in water with microwaves, cooled it back down and washed it with ethanol.

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That process creates a new material called expanded PVA.

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And our bodies fail to mount an immune response against expanded PVA,

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so it's a good substance for biomedical applications.

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It's porous with a large surface area,

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so the expanded PVA is a good material for cellular scaffolding that can be implanted and on which tissues can regenerate.

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It can also be used for pills and dressings that deliver drugs.

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The research was published in the journal Green Chemistry.

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The study authors say billions of televisions with LCD technology are nearing the end of their lives.

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Which means that medical dramas that once played out on the TVs may soon come from the TVs.

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Thanks for the minute, for Scientific American 60-Second Science. I'm Cynthia Graber.

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