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  2. World of Warcraft: Wrath of the Lich King - Wikipedia

    en.wikipedia.org/wiki/World_of_Warcraft:_Wrath...

    World of Warcraft: Wrath of the Lich King is the second expansion set for the massively multiplayer online role-playing game (MMORPG) World of Warcraft, following The Burning Crusade. It launched on November 13, 2008 and sold 2.8 million copies within the first day, making it the fastest selling computer game of all time released at that point.

  3. World of Warcraft Classic - Wikipedia

    en.wikipedia.org/wiki/World_of_Warcraft_Classic

    World of Warcraft Classic is a 2019 massively multiplayer online role-playing game developed and published by Blizzard Entertainment. Running alongside the main version of the game , Classic recreates World of Warcraft in the vanilla state it was in before the release of its first expansion , The Burning Crusade .

  4. Salt mining - Wikipedia

    en.wikipedia.org/wiki/Salt_mining

    Diorama of an underground salt mine in Germany. Inside Salina Veche, in Slănic, Prahova, Romania.The railing (lower middle) gives the viewer an idea of scale. Before the advent of the modern internal combustion engine and earth-moving equipment, mining salt was one of the most expensive and dangerous of operations because of rapid dehydration caused by constant contact with the salt (both in ...

  5. Wieliczka Salt Mine - Wikipedia

    en.wikipedia.org/wiki/Wieliczka_Salt_Mine

    Throughout its history, the royal salt mine was operated by the Żupy Krakowskie (Kraków Salt Mines) company. [3] [4] Due to falling salt prices and mine flooding, commercial salt mining was discontinued in 1996. [3] [4] The Wieliczka Salt Mine is now an official Polish Historic Monument (Pomnik Historii) and a UNESCO World Heritage Site.

  6. Hallein Salt Mine - Wikipedia

    en.wikipedia.org/wiki/Hallein_Salt_Mine

    Entrance to Salt Mine. The Hallein Salt Mine, also known as Salzbergwerk Dürrnberg, is an underground salt mine located in the Dürrnberg plateau above Hallein, Austria. The mine has been worked for over 2600 years since the time of the Celtic tribes and earlier. It helped ensure nearby Salzburg would become a powerful trading community. Since ...

  7. List of alchemical substances - Wikipedia

    en.wikipedia.org/wiki/List_of_alchemical_substances

    Salt/common salt – a mineral, sodium chloride, NaCl, formed by evaporating seawater (impure form). Salt of tartar – potassium carbonate; also called potash. Salt of hartshorn/sal volatile – ammonium carbonate formed by distilling bones and horns. Tin salt – hydrated stannous chloride; see also spiritus fumans, another chloride of tin.

  8. Bone char - Wikipedia

    en.wikipedia.org/wiki/Bone_char

    Bone char is primarily made from cattle and pig bones; however, to prevent the spread of Creutzfeldt–Jakob disease, the skull and spine are no longer used. [2] The bones are heated in a sealed vessel at up to 700 °C (1,292 °F); the oxygen concentration must be kept low while doing this, as it affects the quality of the product, particularly its adsorption capacity.

  9. Pamukkale - Wikipedia

    en.wikipedia.org/wiki/Pamukkale

    Pamukkale, (Turkish pronunciation: [pa'muk̚kale]) meaning "cotton castle" in Turkish, is a natural site in Denizli Province in southwestern Turkey.The area is famous for a carbonate mineral left by the flowing of thermal spring water.