Question: Why Do Book Pages Turn Yellow Over Time?

The exposure of lignin to air and sunlight is what turns paper yellow.

Lignin eventually turns paper yellow because of oxidation i.e.

the lignin molecules, when exposed to oxygen begin to change and become less stable.

How do I stop my book pages from yellowing?

Air circulation matters when you are attempting to prevent yellowing. Leave space between your books and make certain there is at least 2 – 3 cms of space between the books and shelves. Prevent pushing bookcases into corners or flush against walls. Always leave a small space for air movement.

Why do book pages go yellow?

In fact, the culprit of yellow books is caused by an aldehyde group. To put it simply, the paper contains a substance called lignin which oxidizes when exposed to air and sunlight, which eventually turn pages yellow.

Why do book pages turn brown?

In the case of lignin oxidation, that color is yellow or brown. The more lignin that’s removed, the longer the paper will remain white. But newspaper — which is made cheaply — has more lignin in it than a typical textbook page, so it turns a yellow-brown color faster than other types of paper, she said.

How do I keep my book in good condition?

If you love your books and want to keep them for as long as you can, below are some tips for properly storing them.

  • Handle with Good Hygiene. Books and eating and drinking go hand in hand.
  • Preserve the Structure.
  • Store Books Cover Side Down.
  • Store in a Dry Place.
  • Travelling.