| Clue | Source | Date |
|---|---|---|
| Yen to play with the acetylene (6) | ||
| Alkyne in fruits preservation | ||
| Welding fuel | LA Times Daily | 04 Mar 2018 |
| Welding fuel | The Washington Post | 04 Mar 2018 |
| They produced neon and acetylene | ||
| Gas for welders | ||
| Simple hydrocarbon | ||
| Flammable gas used in welding |