Radioactive element, one of two elements named after Norse gods |
The Times Specialist Sunday |
19 Jun 2022 |
Element named after a Norse god |
The Washington Post Sunday |
28 Nov 2021 |
Radioactive element used in nuclear reactors — trio hum (anag) |
The Guardian Quick |
12 Oct 2021 |
Radioactive element |
The Times Concise |
13 May 2020 |
Radioactive metallic element resembling aluminium |
The Telegraph General Knowledge |
07 Oct 2019 |
One on hand mostly to protect soldiers against a source of radioactivity |
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Metal that's an effective radiation shield |
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Element #90 |
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Element number 90 |
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Element in vacuum tube filaments |
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Radioactive element no. 90. |
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