- Titanium - Encyclopedia. com
Titanium Properties Occurrence and extraction Discovery and naming Uses Titanium is a transition metal, one of the elements found in Rows 4, 5, and 6 of the periodic table It has an atomic number of 22, an atomic mass of 47 88, and a chemical symbol of Ti It is an element that does not react with the human body, so is often used in artificial replacement parts Properties titanium exists in
- Mineral Resources from the Ocean - Encyclopedia. com
The most important of these deposits contain gold, tin, titanium, and diamonds Today, much of the world's tin and many of the gem diamonds are recovered by dredging near-shore ocean sediments for minerals that were carried into the sea by rivers Gold has been recovered in the past from such deposits, most notably in Nome, Alaska
- William Gregor | Encyclopedia. com
William Gregor 1761-1817 English mineralogist famous for discovering titanium Gregor analyzed a black sand he found in Menacchan, Cornwall The sand contained iron, manganese, and another substance that Gregor successfully extracted but could not identify He published his findings in 1791 and proposed the name menacchanine for this new mineral Martin Klaproth isolated the same element from
- Callaway, Ely, Jr. - Encyclopedia. com
Callaway, Ely, Jr (1919-) The Callaway Golf Company, Inc Overview Ely Reeves Callaway, Jr became a famous entrepreneur during the 'Third Act' of his life Past age sixty, after having made fortunes in two different businesses, textiles and wine-making, his Third Act included creating The Callaway Golf Company, Inc , and manufacturing perhaps the most famous line of golf clubs in the world
- Aluminum - Encyclopedia. com
A titanium-diboride-graphite compound shows significant promise Among the benefits expected to come when this new technology is perfected are elimination of the greenhouse gas emissions and a 25% reduction in energy use during the smelting operation Where to Learn More Books Altenpohl, Dietrich
- Cast Iron Stove - Encyclopedia. com
Cast Iron StoveBackgroundA cast iron stove is a device, built from a material consisting of iron mixed with carbon, in which a solid fuel such as wood or coal is burned to produce heat for warmth or cooking The stove usually consists of a grate, which holds the fuel, a hollow interior in which the fuel burns, flues through which hot air flows, and baffles to slow down the flow of hot air
- Artificial Heart - Encyclopedia. com
A titanium-aluminum-vanadium alloy is used for the pump and other metal parts because it is biocompatible and has suitable structural properties The titanium parts are cast at a specialized titanium processor Except for blood-contacting surfaces, the titanium is machined to a specific finish
- Martin Heinrich Klaproth | Encyclopedia. com
Martin Heinrich Klaproth 1743-1817 German chemist remembered for his pioneering contributions to analytical chemistry and discovery of new elements Klaproth deduced the presence of uranium in pitchblende (1789), zirconium in zircon (1789), and titanium in rutile (1795) He confirmed or independently discovered strontium (1793), titanium (1795), chromium (1798), tellurium (1798), and cerium
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