STYRO
| Date | Clue |
|---|---|
| 2017-03-19 | Lead-in to foam |
| 2016-01-24 | Commercial prefix with foam |
| 2011-10-01 | Commercial prefix since the 1950s |
| 2008-07-27 | Commercial prefix with foam |
| 2004-01-08 | Commercial prefix with foam |
| 2000-01-15 | Commercial prefix with foam |
| Date | Clue |
|---|---|
| 2017-03-19 | Lead-in to foam |
| 2016-01-24 | Commercial prefix with foam |
| 2011-10-01 | Commercial prefix since the 1950s |
| 2008-07-27 | Commercial prefix with foam |
| 2004-01-08 | Commercial prefix with foam |
| 2000-01-15 | Commercial prefix with foam |