# wet=darker?

**URL:** https://boards.straightdope.com/t/wet-darker/3314
**Category:** Factual Questions
**Created:** [September 19, 1999, 8:24pm UTC](https://boards.straightdope.com/t/wet-darker/3314 "1999-09-19T20:24:00Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![eggo](https://avatars.discourse-cdn.com/v4/letter/e/c4cdca/32.png) [@eggo](https://boards.straightdope.com/u/eggo)
#### Post date: [September 19, 1999, 8:24pm UTC](https://boards.straightdope.com/t/wet-darker/3314/1 "1999-09-19T20:24:00Z")

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i remember this being posted a while back but i never caught the answer. why is it when pourous materials get wet they appear darker?

eggo

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### Author: ![tomndebb](https://avatars.discourse-cdn.com/v4/letter/t/b9e5f3/32.png) [@tomndebb](https://boards.straightdope.com/u/tomndebb)
#### Post date: [September 19, 1999, 9:31pm UTC](https://boards.straightdope.com/t/wet-darker/3314/2 "1999-09-19T21:31:00Z")

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Lots of this stuff is actually in the Archives off the Home Page.  
[http://www.straightdope.com/classics/a3\_356a.html](http://www.straightdope.com/classics/a3_356a.html)