Friday, August 16, 2019
Why Do Pages of Books and Newspapers Turn Yellow Over Time?
You can tell whether a book or a newspaper is new from its color, as they all tend to turn a bit yellow over time. The reason why this happens involves both history and the chemistry of paper. Simon Whistler of Today I Found Out is happy to tell us all about it.
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1 comment:
This guy has the fantastic talent of being able to draw out a three sentence explanation to seven and a half minutes of talking.
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