Period 6 element 1783. Its important ores include wolframite and scheelite. The free element is remarkable for its robustness, especially the fact that it has the highest melting point of all the non-alloyed metals and the second highest of all the elements after carbon. Also remarkable is its high density of 19.3 times that of water, comparable to that of uranium and gold, and much higher (about 1.7 times) than that of lead. Tungsten with minor amounts of impurities is often brittle and hard, making it difficult to work. However, very pure tungsten, though still hard, is more ductile, and can be cut
Otherwise Known as Sheila the Great Otherwise Known as Sheila the Great Otherwise Known as Sheila the Great is a children's novel by Judy Blume, first published in 1972. It's the second book in the Fudge Series. The book centers on Sheila Tubman, a ten-year-old girl who masks her insecurities with a much more self-assured, confident person. In truth, she suffers from fears ranging from arachnophobia (fear of spiders and other arachnids), cynophobia (fear of dogs), and aquaphobia (fear of water). Her family decides to spend the summertime in Tarrytown, New York, where she is enrolled at a day camp and meets Merle "Mouse" Ellis, an