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Bluing, sometimes spelled as blueing, is a passivation process in which steel is partially protected against rust using a black oxide coating. It is named after the ...
Bluing, laundry blue, dolly blue or washing blue is a household product used to improve the appearance of textiles, especially white fabrics. Used during laundering , it adds a trace of blue dye (often synthetic ultramarine , sometimes Prussian blue ) to the fabric.
Bluing (steel) is a passivation process in which steel is partially protected against rust Bluing may also refer to: Bluing (fabric), a blue dye used to improve the appearance of fabrics; Bluing (hair), a blue dye used to improve the appearance of hair "bluing" of machine parts to check for tolerances, see engineer's blue
Modern industrial approaches to forming black oxide include the hot and mid-temperature processes described below. Traditional methods are described in the article on bluing. They are of interest historically, and are also useful for hobbyists to form black oxide safely with little equipment and without toxic chemicals.
Mrs. Stewart's Bluing is a brand of liquid bluing agent used for whitening fabrics. It is primarily a colloid of the blue pigment "Prussian blue" and water. [1] [2]
Blue steel, a tempering color of steel; Bluing (steel), a process in which steel is partially protected against rust Martensite, a crystalline form of steel; Iron(II,III) oxide, a black oxide that may form when iron is heated
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Seasoning is the process of coating the surface of cookware with fat which is heated in order to produce a corrosion resistant layer of polymerized fat. [1] [2] It is required for raw cast-iron cookware [3] and carbon steel, which otherwise rust rapidly in use, but is also used for many other types of cookware.