| Rating | Solver | Clue |
|---|---|---|
| FLAME | Burning gas | |
| PYROPHONE | A musical instrument in which the tones are produced by flames of hydrogen, or illuminating gas, burning in tubes of different sizes and lengths. | |
| LIGHT | To set fire to; to cause to burn; to set burning; to ignite; to kindle; as, to light a candle or lamp; to light the gas; -- sometimes with up. | |
| REGENERATOR | A device used in connection with hot-air engines, gas-burning furnaces, etc., in which the incoming air or gas is heated by being brought into ... |