| Clue | Source | Date |
|---|---|---|
| Electricity provider | Wall Street Journal | 29 Jun 2024 |
| Fell about including another clue, it's used to generate electricity (4,4) | ||
| Battery | Thomas Joseph | 04 May 2023 |
| Producer of electricity from a chemical reaction | The Times Concise | 12 Jun 2015 |
| Battery alternative | ||
| Battery alternative |