Bluing
From Wikipedia, the free encyclopedia
Bluing may refer to:
- Bluing (fabric), household product used to improve the appearance of fabrics
- Bluing (steel), passivation process in which steel is partially protected against rust
- "bluing" of machine parts to check for tolerances, see engineer's blue
- Mrs. Stewart's Bluing, brand of fabric bluing agent that whitens fabrics by adding a blue dye