Crossword Answer stains

Here are all the crossword puzzles and clues where the answer stains appeared.

Clue
Puzzle
Date
Spots from a food fight
Universal
Jan 7, 2024
Sullies
LA Times
Sep 6, 2023
Leaves a lasting mark
Universal
Sep 5, 2023
Wood applications
USA Today
Apr 6, 2023
Laundry problems
Thomas Joseph
Feb 13, 2023
Wood applications
Eugene Sheffer
Jan 11, 2023