# Using stone milling wheels.

**URL:** <https://boards.straightdope.com/t/using-stone-milling-wheels/854855>\
**Category:** Factual Questions\
**Created:** [June 1, 2020, 3:58pm UTC](https://boards.straightdope.com/t/using-stone-milling-wheels/854855 "2020-06-01T15:58:03Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Cartooniverse](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/cartooniverse/32/3084_2.png) [@Cartooniverse](https://boards.straightdope.com/u/Cartooniverse)\
**Post date:** [June 1, 2020, 3:58pm UTC](https://boards.straightdope.com/t/using-stone-milling-wheels/854855/1 "2020-06-01T15:58:03Z")

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How did people avoid eating bits of stone chips in their flour?

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**Author:** ![Colibri](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/colibri/32/1841_2.png) [@Colibri](https://boards.straightdope.com/u/Colibri)\
**Post date:** [June 1, 2020, 4:11pm UTC](https://boards.straightdope.com/t/using-stone-milling-wheels/854855/2 "2020-06-01T16:11:41Z")

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Closed duplicate.