Clue: Litmus-paper color

Answer: BLUE

Length: 4

---

Similar Clues:

• They turn litmus paper red (ACIDS with 5 letters)
• Litmus paper, for one (REAGENT with 7 letters)
• Use litmus paper (TEST with 4 letters)
• It turns litmus paper red (ACID with 4 letters)
• Litmus-paper ritual (ACIDTEST with 8 letters)
• It turns litmus paper blue (e.g. ALKALI with 6 letters)
• Use for litmus paper (TEST with 4 letters)
• Litmus paper's use (TEST with 4 letters)
• Litmus-paper reactant (ACID with 4 letters)
• Uses litmus paper (TESTS with 5 letters)