What does bluing mean in crosswords?

bluing means: a process that makes something blue (or bluish)

Which crossword clues can have bluing as the answer?

Possible clues for bluing include "Laundry whitening agent".

Word entry · 6 letters

Best crossword clue

"Laundry whitening agent"

6 letters · collected on this word page

6 lettersPart of speech nounSorted bgilnuStarts with BEnds with G1 clues

1B2L3U4I5N6G

From blue + -ing.

Source: Wiktionary, CC BY-SA 4.0

01“Laundry whitening agent”6 letters

Not quite right?

B_____