# Soap, soap suds and lather

**URL:** <https://boards.straightdope.com/t/soap-soap-suds-and-lather/1007293>\
**Category:** Factual Questions\
**Created:** [September 15, 2024, 11:52am UTC](https://boards.straightdope.com/t/soap-soap-suds-and-lather/1007293 "2024-09-15T11:52:48Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![susan](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/susan/32/17537_2.png) [@susan](https://boards.straightdope.com/u/susan)\
**Post date:** [September 15, 2024, 12:33pm UTC](https://boards.straightdope.com/t/soap-soap-suds-and-lather/1007293/2 "2024-09-15T12:33:57Z")

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The Teeming Millions have been here before:

> [@Why are soap bubbles always clear white?](https://boards.straightdope.com/t/why-are-soap-bubbles-always-clear-white/43299):
>
> A friend (seems no one else has the nerve to ask these questions here) has wondered often why soap bubbles are always white (clear) regardless of the color of the sudproducing liquid, e.g. purple bubble bath. Any ideas?

> [@How does colored soap become white?](https://boards.straightdope.com/t/how-does-colored-soap-become-white/473556):
>
> Here’s a question my kid asked me which had me stumped. How does liquid soap and shampoo turn white when lathered no matter what color it was before and why doesn’t the coloring agent stain the skin?

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