It’s about 21% oxygen WSJ Crossword Clue
Crossword Answer
Click ? to reveal letters one by one before showing the full answer.
Need a Hint? Try Solving It Yourself First
Use our Hints & Tips to uncover the answer.
Hint 1
hintHint 2
meaningHint 3
explanationFrequently Asked Questions About This Clue
The most common and recent 3-letter answer for "It’s about 21% oxygen" is AIR.
The clue refers to the composition of Earth's atmosphere, which is approximately 21% oxygen. 'Air' is the term for the mixture of gases that make up this atmosphere.
This clue was last seen in the WSJ Crossword on March 02, 2026.
Air is the invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen.
What snowboarders try to catch, Vent, "When Breath Becomes ___" (2016 best-selling memoir), Contents of some pockets, Inspired stuff
The clue “It’s about 21% oxygen” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated March 2 2026, the definitive 3-letter answer is: AIR.
Expert Tip: When you’re stuck, try to analyze the structure of the clue itself. Is it a direct definition, a pun, a fill-in-the-blank, or a pop culture reference? Identifying the type of clue you’re dealing with is a key skill for improving your solving speed.
Finished the WSJ Puzzle? Check out this link for future puzzles:
Play the Official Game