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Fuel for most semi trucks

Looking for the answer to the USA Today Crossword clue “Fuel for most semi trucks”? The solution is DIESEL, a 6-letter word. This clue was most recently seen in the June 20, 2026 (Saturday) USA Today Crossword. Tap any date below to open that day's complete puzzle, or search another clue from the bar above.

Answer
DIESEL

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