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Home > BrainStuff > Why do newspapers turn yellow over time?
Podcast: BrainStuff
Episode:

Why do newspapers turn yellow over time?
Category: Science & Medicine
Duration: 00:03:00
Publish Date: 2012-05-21 19:19:36
Description:

Newspapers turn yellow over time because they contain lignin, a substance in wood that oxidates when exposed to air and light. Learn more about lignin and paper processing in this episode of BrainStuff.

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