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  2. Gas tungsten arc welding - Wikipedia

    en.wikipedia.org/wiki/Gas_tungsten_arc_welding

    GTAW weld area. Manual gas tungsten arc welding is a relatively difficult welding method, due to the coordination required by the welder. Similar to torch welding, GTAW normally requires two hands, since most applications require that the welder manually feed a filler metal into the weld area with one hand while manipulating the welding torch in the other.

  3. Tungsten - Wikipedia

    en.wikipedia.org/wiki/Tungsten

    Tungsten electrode used in a gas tungsten arc welding torch Tungsten filament is used in incandescent lightbulbs, where it is heated until it glows Because of its conductive properties and relative chemical inertness, tungsten is also used in electrodes , and in the emitter tips in electron-beam instruments that use field emission guns , such ...

  4. Is Home Depot open on Easter Sunday? What to know ... - AOL

    www.aol.com/news/home-depot-open-easter-sunday...

    A Home Depot spokesperson tells TODAY.com via email that a "majority of stores will be operating from 8 a.m. to 6 p.m. on Sunday, April 9." "As always, we recommend checking your local store hours ...

  5. Halogen lamp - Wikipedia

    en.wikipedia.org/wiki/Halogen_lamp

    Tungsten-halogen lamps are frequently used as a near-infrared light source in Infrared spectroscopy. Halogen lamps were used on the Times Square Ball from 1999 to 2006. However, from 2007 onward, the halogen lamps were replaced with LEDs , due to the much longer lifespan, about ten times longer for LED over incandescent. [ 32 ]

  6. High-intensity discharge lamp - Wikipedia

    en.wikipedia.org/wiki/High-intensity_discharge_lamp

    High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube. [1] This tube is filled with noble gas and often also contains suitable metal or metal salts.

  7. Whoa! The Home Depot has wild early-bird Black Friday ... - AOL

    www.aol.com/lifestyle/hosting-holidays-shop...

    But their sale ends today! Kristine Solomon. November 3, 2021 at 12:27 PM ... Save 20 percent right now. $129 $159 at The Home Depot. ... with a near-perfect rating. "This collection of flatware ...

  8. The eggs recalled were Organic Pasture Raised 24-Count Eggs sold at Costco stores. The eggs are packaged in plastic egg cartons with the Kirkland Signature label on the top and have the UPC code ...

  9. Gas metal arc welding - Wikipedia

    en.wikipedia.org/wiki/Gas_metal_arc_welding

    At first, carbon electrodes were used in carbon arc welding. By 1890, metal electrodes had been invented by Nikolay Slavyanov and C. L. Coffin. In 1920, an early predecessor of GMAW was invented by P. O. Nobel of General Electric. It used direct current with a bare electrode wire and used arc voltage to regulate the feed rate.