x-rays
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Revision as of 07:47, 6 September 2021 by Admin (talk | contribs) (Created page with "{{ImageInfoBox2|name=x-rays}} {{TableRow|title=Advertising|data={{AmazonLinkSTSL}}}} |}</div> X-rays were a type of high-frequency electromagnetic radiation.<ref name="STS...")
X-rays were a type of high-frequency electromagnetic radiation.[1]