| Characteristic of radioactive decay found in lithium and iron |
The Times Cryptic |
02 May 2025 |
| Split lithium and iron periodically - it measures particle decay? |
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| Full-fashioned but no sound and disintegrated by 50% (4-4) |
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| First-person shooter game published by Sierra Studios in which players must escape a research facility: Hyph. |
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| Measure of radioactive decay rate |
The Times Concise |
07 Sep 2017 |
| Measure of persistent radioactivity in lithium or iron? |
The Telegraph Cryptic |
27 Aug 2017 |
| 24,110 years, for plutonium 239 |
New York Times |
27 Jun 2017 |
| 24,110 years, for plutonium 239 |
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| About 5700 years, for carbon-14 |
Newsday |
25 Sep 2015 |
| Time of isotope decay |
The Times Concise |
21 Aug 2015 |
| About 5700 years, for carbon-14 |
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| *Radioactive decay measure |
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| Radioactivity figure |
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| *Physics period |
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| Carbon 14 feature |
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| Radioactive decay measure |
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