# How Do They Make X Ray Film

**URL:** <https://boards.straightdope.com/t/how-do-they-make-x-ray-film/517176>\
**Category:** Factual Questions\
**Created:** [November 11, 2009, 1:32pm UTC](https://boards.straightdope.com/t/how-do-they-make-x-ray-film/517176 "2009-11-11T13:32:22Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![kcranch](https://avatars.discourse-cdn.com/v4/letter/k/ea666f/32.png) [@kcranch](https://boards.straightdope.com/u/kcranch)\
**Post date:** [November 11, 2009, 1:32pm UTC](https://boards.straightdope.com/t/how-do-they-make-x-ray-film/517176/1 "2009-11-11T13:32:22Z")

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I Would Like T Know How They Produce X Ray Film

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**Author:** ![beowulff](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/beowulff/32/542_2.png) [@beowulff](https://boards.straightdope.com/u/beowulff)\
**Post date:** [November 11, 2009, 1:44pm UTC](https://boards.straightdope.com/t/how-do-they-make-x-ray-film/517176/2 "2009-11-11T13:44:35Z")

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X-Ray film is just like regular B&W film, except that the silver halide grain size has been optimized for X-rays. All silver halide film is sensitive to x-rays, which is why they warn you not to put it through the x-ray machine at the airport.

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**Author:** ![beowulff](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/beowulff/32/542_2.png) [@beowulff](https://boards.straightdope.com/u/beowulff)\
**Post date:** [November 11, 2009, 2:52pm UTC](https://boards.straightdope.com/t/how-do-they-make-x-ray-film/517176/3 "2009-11-11T14:52:08Z")

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BTW, there’s a good discussion [here](http://www.e-radiography.net/radtech/f/film.htm). Also talks about image amplification using fluorescent screens.