Comment on Remember when buying shoes came off as some kind of science. The shoe sales person was always considered right

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scrion@lemmy.world ⁨2⁩ ⁨days⁩ ago

In the 40s, fluoroscopy was available, basically giving you a real-time, animated view of an X-ray picture. And yes, it did have all the associated dangers of prolonged X-ray exposure.

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