Chromium Facts
Chromium Facts
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| Interesting Chromium Facts: |
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| Chromium was used in ancient times, specifically by the ancient Chinese. |
| The weapons of the famous Terracotta Army of the Qin Dynasty in China were tipped with chromium deposits, which helped prevent tarnishing. |
| As early as the 1700s, chromium was used to create highly sought after pigments, specifically red and yellow. |
| It has long had uses as a shiny coating for pipes and car parts, commonly known as chrome. |
| 85% of chromium produced goes towards creating metal alloys. |
| Chromium has three naturally occurring, stable isotopes, Cr-52, Cr-53, and Cr-54. |
| Cr-52 is the most abundant of these isotopes, occurring with 83.8% abundance. |
| There are nineteen known radioactive isotopes of chromium. |
| There are a large number of chromium compounds, and most are very effective oxidants. |
| Industrially, about four and a half million tons of chromium are mined annually. |
| Ferrochromium and metallic chromium are the two chief products made from mining. |
| Chromium (III) is what gives natural rubies their red color. |
| Chromium salts have been used since early times in the tanning of leather. |
| Some forms of chromium are non-toxic, while Chromium (VI) is both toxic and carcinogenic. |
| Due to cellular transport properties, only trace amounts of chromium enter the cells of living organisms. |
| Environmental organizations are working on studying and cleaning industrial sites where chromium paints and primers were dumped. |
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