IODIDE
Set to 5 different clues across 5 published puzzles, most often “Silver ___ (cloud seed)” — The New York Times, Tuesday, 28 September 2004.
6 letters
Every clue on record, most used first
- Silver ___ (cloud seed)once
The New York Times — Tuesday, 28 September 2004
- NaI, e.g.once
The New York Times — Wednesday, 7 June 2000
- NaI, e.g., chemicallyonce
The New York Times — Monday, 13 July 1998
- Chemical saltonce
The New York Times — Thursday, 16 April 1998
- Silver _____ (cloud seed)once
The New York Times — Friday, 22 July 1994