Historically about half of the demand for silver has been for photographic and x-ray film.
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Traditional X-ray film too often does not detect small, early cancers, especially in breasts with dense tissue.
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So that very first DNA fingerprint, which I can see in front of me right now on the wall of my office--I still have the original--a very murky, grubby bit of X-ray film.
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It was pointed at the lock and a separate piece of x-ray sensitive film was used to read the scatter.
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Instead, physicians and diagnosticians have to print out the digital images on X-ray-type film or laser paper.
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