| 1 | Obscure Elements 2016-09-28 |
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| 2 | Gold (Au) 2016-09-21 |
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| 3 | Thorium (Th) 2016-09-16 |
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| 4 | Platinum group (Pt, Pd, Ru, Rh, Os, Ir) 2016-09-07 |
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| 5 | Arsenic (As) 2016-08-31 |
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| 6 | Silver (Ag) 2016-08-24 |
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| 7 | Iodine (I) 2016-08-17 |
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| 8 | Hydrogen (H) - fusion 2016-05-31 |
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| 9 | Cadmium (Cd) 2016-05-25 |
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| 10 | Potassium (K) 2016-05-18 |
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A close look at chemical elements, the basic building blocks of the universe. Where do we get them, what do we use them for and how do they fit into our economy?
