| 2026-06-21 | Salt's formula |
| 2026-05-10 | Table salt, in a lab |
| 2025-04-10 | It dissolves in H2O |
| 2025-04-08 | Table salt, to a chemist |
| 2024-04-14 | Salt, symbolically |
| 2023-02-19 | Table salt, to a chemist |
| 2022-01-20 | It dissolves in H2O |
| 2020-02-28 | About .4% of the weight of the human body |
| 2018-11-18 | Seawater compound |
| 2018-01-21 | It dissolves in H2O |
| 2017-03-04 | Deicer formula |
| 2016-12-09 | It reacts with H2SO4 |
| 2016-10-31 | Salt, chemically |
| 2016-02-06 | Deicing formula |
| 2015-12-02 | Table salt, to a chemist |
| 2015-08-19 | Salt, chemically |
| 2015-02-26 | What a chemist brings to the table? |
| 2014-12-14 | Chemical compound often labeled "S" |
| 2014-08-27 | Salt, chemically |
| 2013-05-18 | Curing stuff, symbolically |
| 2011-10-30 | Crystal on the dinner table? |
| 2011-09-20 | Table salt, chemically |
| 2010-10-06 | Common crystals, chemically |
| 2009-12-02 | Salt, symbolically |
| 2009-09-30 | Table salt, chemically |
| 2007-11-10 | Halite, chemically |
| 2007-07-21 | Shaker formula |
| 2007-07-01 | Formula for "S" |
| 2007-05-20 | Shaker formula |
| 2005-07-14 | Chemist's salt |
| 2004-06-02 | Table salt, to a chemist |
| 2003-07-02 | Table salt formula |
| 2002-06-13 | It dissolves in H2O |
| 2002-06-09 | Salt |
| 2001-09-03 | Table salt, to a chemist |
| 2001-07-04 | Salt, to a chemist |
| 2000-04-30 | Table salt, symbolically |
| 1998-12-09 | Table salt |
| 1998-06-12 | Part of seawater |
| 1997-12-24 | Salt |
| 1997-10-17 | Chemist's condiment |
| 1997-06-12 | Frequent H2O accompanier |
| 1996-04-12 | Salty letters |
| 1996-02-04 | Ocean compound |
| 1996-02-01 | Salt |
| 1995-12-20 | Table salt |
| 1993-11-27 | Table salt |