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  2. Bluing (steel) - Wikipedia

    en.wikipedia.org/wiki/Bluing_(steel)

    Rust bluing was developed between hot and cold bluing processes, and was originally used by gunsmiths in the 19th century to blue firearms prior to the development of hot bluing processes. The process was to coat the gun parts in an acid solution, let the parts rust uniformly, then immerse the parts in boiling water to convert the red oxide Fe 2 O

  3. Bluing - Wikipedia

    en.wikipedia.org/wiki/Bluing

    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

  4. Glossary of firearms terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firearms_terms

    Bluing is most commonly used by gun manufacturers, gunsmiths and gun owners to improve the cosmetic appearance of, and provide a measure of corrosion resistance to, their firearms. Bolt action: A type of firearm action in which the firearm's bolt is operated manually by the opening and closing of the breech with a small handle.

  5. Talk:Bluing (steel) - Wikipedia

    en.wikipedia.org/wiki/Talk:Bluing_(steel)

    So, bluing is not a "gun-only" terminology. Because bluing does not change the dimensions of steel parts by an easily-measured amount, it has long been used to achieve corrosion resistance for steel parts, while always ignoring any tolerance buildup for mechanical dimensions of blued steel parts versus the same unblued steel parts.

  6. Engineer's blue - Wikipedia

    en.wikipedia.org/wiki/Engineer's_blue

    Engineer's blue is prepared by mixing Prussian blue with a non-drying oily material (for example, grease).The coloured oil is rubbed onto a reference surface, and the workpiece is then rubbed against the coloured reference; the transfer (by contact) of the pigment indicates the position of high spots on the workpiece or conversely highlight low points. [1]

  7. The Best Tape Guns for Sturdy Seals - AOL

    www.aol.com/best-tape-guns-sturdy-seals...

    Make your life easier with a tape gun. An essential item for any work space or home, tape guns make sealing boxes a simple task. Invented in 1932 by an engineer at the 3M Company (which remains ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. 18-year-old charged with fatally shooting man during ...

    www.aol.com/18-old-charged-fatally-shooting...

    An 18-year-old was arrested in connection to the fatal shooting of a man last month who was reportedly trying to sell his PlayStation 5. On Nov. 24, officers with the Houston Police Department ...