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Proportion of Hacker News items mentioning "tungsten" over time.
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Total number of Hacker News items mentioning "tungsten" over time.
Tungsten is a chemical element which has the symbol W and atomic number 74. It is a metal found naturally on Earth almost exclusively in compounds with other elements. It was identified as a distinct element in 1781 and first isolated as a metal in 1783. Its important ores include scheelite and wolframite, the latter lending the element its alternative name. Read more on Wikipedia