Tungsten General Electric's attempt to patent it, overturning granted in 1913 to William D. Coolidge. Tungsten Tungsten, or wolfram, is a chemical element with symbol W and atomic number 74. The name "tungsten" comes from the former Swedish name for the tungstate mineral "scheelite", "tung sten" or "heavy stone". Tungsten is a rare metal found naturally on Earth almost exclusively combined with other elements in chemical compounds rather than alone. It was identified as a new element in 1781 and first isolated as a metal in 1783. Its important ores include wolframite and scheelite. The free element is remarkable for its
Otherwise Known as Sheila the Great painting the backdrop of the camp's production of "Peter Pan" (in which Libby plays Captain Hook, to her misery). Sheila believes that her fearless masquerade is effective, but her beliefs are proven false after the guests at her sleepover party write otherwise in a slam book activity. Despite the brawl that ensues between the agitated girls, devastated by the insults written in each other's books, their friendship, nevertheless, continues, and Sheila slowly overcomes her fears (albeit not entirely) little by little. As the summer draws to a close with a barbecue party, she is unshaken at the thought of her