What is the answer to "Caustic cleaner" in the Newsday Crossword?

The answer to the Newsday Crossword clue "Caustic cleaner" is LYE (3 letters).

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Caustic cleaner Newsday Crossword Clue

Across clue · from the June 21, 2026 puzzle

Stuck on “Caustic cleaner” from the Newsday Crossword? Here is the verified answer:

Answer

LYE

3 letters · Across · last seen June 21, 2026

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