| Answer | Crossword Clue |
|---|---|
| COIL | Heating device |
| ETNA | Heating device |
| RADIATOR | Heating device |
| ETNA | Heating device. |
| RADIATOR | Heating device. |
| BRAZIER | Heating device. |
| OVEN | Heating device. |
| LAMP | Heating device |
| OVEN | Heating device |
| ETNA | Laboratory heating device. |
| SAMOVAR | Water heating device. |
| VENTILATOR | Heating system device. |
| HOTPAD | Heating device: Colloq. |
| ETNA | Lab heating device |
| ETNA | Laboratory heating device |
| RADIATOR | Heating or cooling device |
| SAMOVAR | Device for heating water. |
| BUNSEN | Inventor of a heating device. |
