Crossword clues for the word: FLUORINE The word FLUORINE has appeared as an answer to at least 8 crossword clues on different crossword puzzles. Crossword clues for FLUORINE Showing 1 to 8 of 8 results Clue(s) Chemical element symbolized by "F" Element #9 Element in Teflon Most reactive element Most reactive nonmetallic element Poisonous yellow gas Teflon ingredient The "F" element in CFC