| Clue | Source | Date |
|---|---|---|
| It can be used to cook or heat food - "O, it's love" anagram? | ||
| Old-fashioned heater | USA Today | 31 Mar 2021 |
| Rustic cooker | Eugene Sheffer | 24 Dec 2015 |
| Heater with a storage tank | ||
| Old-fashioned cooker | ||
| Old-fashioned cooker | ||
| Old-fashioned cooker | ||
| Cooking unit. | ||
| Portable heating unit. | ||
| Inefficient heater | ||
| Type of heater. |