NITRE

Saltpetre (5)

Solution has appeared in 2 crosswords (0 across and 2 down):

• Quick crossword No 16,098 — 2021-12-10 00:00:24
  6D: <span>Saltpetre, KNO</span>₃ (5)
• Quick crossword No 15,593 — 2020-04-28 23:00:01
  19D: Saltpetre (5)