ORINGS
| Date | Clue |
|---|---|
| 2020-11-23 | Rubber gaskets |
| 2017-10-29 | Redundant-sounding engine parts |
| 2012-09-09 | Scuba tank parts |
| 2010-04-15 | Some gaskets |
| 2009-07-16 | Rubber gaskets |
| 2007-07-06 | Annular seals |
| 2006-05-07 | Rubber gaskets |
| 2005-02-27 | Scuba gear gaskets |
| 2003-04-13 | Rubber gaskets |