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  2. Chlorinated polyvinyl chloride - Wikipedia

    en.wikipedia.org/wiki/Chlorinated_polyvinyl_chloride

    CPVC sprinkler pipe inside a firestop mock-up. Chlorinated polyvinyl chloride (CPVC) is a thermoplastic produced by chlorination of polyvinyl chloride (PVC) resin. CPVC is significantly more flexible than PVC, and can also withstand higher temperatures. Uses include hot and cold water delivery pipes and industrial liquid handling.

  3. Marine Corps Air Station Tustin - Wikipedia

    en.wikipedia.org/wiki/Marine_Corps_Air_Station...

    Tustin Hangar No. 1 fire, 11:48 am 7 November 2023. On 7 November 2023 at approximately 12:53am, a three-alarm fire broke out on the roof of the North Hangar. Orange County Fire Authority units responded, adapting a defensive strategy and letting it burn due to the risk of roof collapse. An investigation has been opened into the cause of the fire.

  4. Cavernous WWII-era hangar burns in Tustin, destroying a relic ...

    www.aol.com/news/massive-fire-burns-landmark...

    TUSTIN, CA - NOVEMBER 07: A stubborn fire at hangars at the former Tustin Air Base burns Warner Avenue and Legacy on Tuesday, Nov. 7, 2023 in Tustin, CA.

  5. Piping and plumbing fitting - Wikipedia

    en.wikipedia.org/wiki/Piping_and_plumbing_fitting

    A common type of this style fitting is a "hex bushing" with a hex head for installation with a pipe wrench. A double-tapped bushing is more compact than a reducer but not as flexible. While a double-tapped bushing has a more minor female thread concentric to a larger male thread (and thus couples a smaller male end to a larger female), a ...

  6. Pin and hanger assembly - Wikipedia

    en.wikipedia.org/wiki/Pin_and_hanger_assembly

    Attempts have been made to increase the safety of bridges with pin and hanger assemblies by adding some form of redundancy to the assembly. Retrofits that add redundancy to pin and hanger assemblies include adding a "catcher's mitt"‍—‌a short steel beam attached to the bottom of the cantilevered girder that extends out beneath the suspended girder to "catch" the suspended girder should ...

  7. Suspect arrested with ‘flamethrower’ near LA Fire is an ...

    www.aol.com/suspect-arrested-flamethrower-near...

    Sierra-Leyva was arrested in Woodland Hills near the Kenneth Fire on Thursday.The homeless man tackled and zip-tied by onlookers who say he was trying to start fires with a blowtorch...

  8. Fire suppression system - Wikipedia

    en.wikipedia.org/wiki/Fire_suppression_system

    Fire suppression systems are used to extinguish, control, or in some cases, entirely prevent fires from spreading or occurring. Fire suppression systems have an incredibly large variety of applications, and as such, there are many different types of suppression systems for different applications being used today.

  9. Grinnell Mechanical Products - Wikipedia

    en.wikipedia.org/wiki/Grinnell_Mechanical_Products

    Fire protection was a new science in this time period and depended on manually turning on the sprinklers. In 1874, Henry S. Parmelee of New Haven, Connecticut, patented an automatic sprinkling device, and four years later the Providence Steam and Gas Pipe Co. secured the right to manufacture and install it, paying royalties to the inventor.