The clue "Smelting waste" last appeared in the Wall Street Journal crossword on December 3, 2024. The correct answer for this puzzle is "SLAG", a 4-letter word.
Solution SLAG is our most searched for solution by our visitors. Solution SLAG is 4 letters long. We have 0 further solutions of the same word length.
There are 3 solutions. The longest is SCORIA with 6 letters, and the shortest is SLAG with 4 letters.
Correct, clue "SMELTING WASTE" is currently one of the top traffic spikes (detected on 28 Dec 2025). Clearly, many find it tricky to solve!
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Solutions are between 4 and 6 letters long.