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| Date | Grid | Clue | Author |
|---|---|---|---|
| Friday, October 12, 2012 | 56D | Basic solutions (2) | Martin Ashwood-Smith |
| Tuesday, August 28, 2012 | 24D | Cleaning agents (2) | Lou Borenstein |
| Monday, August 20, 2012 | 63A | Caustic alkalis (2) | Robert Cirillo |
| Monday, April 16, 2012 | 53D | Caustic cleaners (2) | Lynn Lempel |
| Friday, February 3, 2012 | 19D | Burning solutions | Joel Kaplow |
| Tuesday, December 20, 2011 | 48A | Caustic cleansers | Julian Lim |
| Sunday, July 3, 2011 | 54D | Caustic cleaners (2) | Pete Muller |
| Sunday, May 22, 2011 | 83D | High-pH solutions | Bob Klahn |
| Sunday, December 19, 2010 | 54A | Basic solutions (2) | Kevin G. Der |
| Saturday, November 20, 2010 | 15A | They burn | Joe DiPietro |
| Sunday, August 29, 2010 | 55D | Corrosive cleaning agents | Derek Bowman |
| Monday, July 12, 2010 | 70A | Corrosive alkalis | Freddie Cheng |
| Monday, February 9, 2009 | 13D | Caustic compounds | Randall J. Hartman |
| Monday, September 15, 2008 | 63D | Caustic solutions (2) | Sharon E. Petersen |
| Saturday, December 8, 2007 | 9D | Products of wood ashes | Barry C. Silk |
| Sunday, April 29, 2007 | 110A | Caustic chemicals | Henry Hook |
| Monday, June 20, 2005 | 69A | Soapmaking substances | Alison Donald |
| Sunday, November 4, 2001 | 19D | Strong cleaners (2) | Manny Nosowsky |
| Tuesday, March 27, 2001 | 69A | Caustic alkalis (2) | Sherry O. Blackard |
| Tuesday, March 28, 2000 | 40A | Alkaline solutions | Fred Piscop |
| Thursday, December 30, 1999 | 58D | NaOH solutions | Alan Jay Weiss |
| Monday, December 20, 1999 | 40D | Cleaning cabinet supplies (2) | Nancy Salomon |
| Thursday, September 23, 1999 | 55D | Strong cleaners (2) | Brendan Emmett Quigley |
| Sunday, August 1, 1999 | 52A | Cleaning cabinet supplies (2) | Randolph Ross |
| Friday, May 14, 1999 | 55D | Percolation products | Frank Longo |
| Monday, February 8, 1999 | 38D | Caustic materials | Sidney L. Robbins (1909-97) |
| Thursday, July 16, 1998 | 41D | Potassium and sodium hydroxides | Kelly Clark |
| Monday, June 23, 1997 | 49D | Caustic solutions (2) | Shannon Burns |
| Thursday, July 25, 1996 | 53D | Soapmaker's supplies | A. J. Santora |
| Friday, April 1, 1994 | 65A | Cleaning solutions | Stanley Newman |
| Wednesday, February 23, 1994 | 51D | Cleaning agents (2) | Joel Davajan |
6 results for LYES from older pre-Shortz puzzles.
| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Friday, July 31, 1992 | 71A | Cleansing solutions | Joel D. Lafargue | Maleska |
| Monday, February 24, 1992 | 58D | Cleansing solutions | Bernice Gordon | Maleska |
| Wednesday, January 9, 1991 | 57D | Alkaline solutions | Melvin Kenworthy | Maleska |
| Friday, July 20, 1990 | 64A | Lixivia | Joel D. Lafargue | Maleska |
| Monday, August 1, 1988 | 67A | Caustics | Sidney L. Robbins | Maleska |
| Thursday, March 3, 1983 | 53A | Lixivia | Dorothy Smitonick | Maleska |