KEROSENE
| Date | Clue |
|---|---|
| 2023-03-22 | Lamp oil |
| 2021-07-10 | It's called paraffin oil in the U.K. |
| 2018-04-17 | Lantern fuel |
| 2016-05-01 | Jet fuel, mainly |
| 2009-06-17 | Jet fuel component |
| 2007-01-20 | Some rocket fuel |
| 2006-05-29 | Lamp fuel |
| 2006-03-22 | Lantern filler |
| 2005-12-28 | Lamp filler |
| 2004-09-17 | Camper's supply |
| 1994-03-31 | Shale oil product |