| Release activist: destructive element in cells? |
The Times Cryptic |
25 Sep 2025 |
| Unstable atom a railcard fee (anag.) (4,7) |
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| An atom or group of atoms containing at least one unpaired electron and existing for a brief period of time before reacting to produce a stable molecule |
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| Liberate extremist that is capable of chain reactions... (4,7) |
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| Stable molecule with an unpaired valence electron |
USA Today |
10 Mar 2022 |
| Release activist, one with potential to destabilise cell? |
The Telegraph Toughie |
30 Aug 2018 |