If that sounds appealing, we encourage you to stop by our Jaguar dealership in Troy, Michigan. The first thing you'll notice when you step into the Jaguar Troy showroom is an amazing selection of new 2016-2017 Jaguar models to choose from, including the Jaguar XF, Jaguar XJ, Jaguar XK and Jaguar F-TYPE.
Use praseodymium in a sentence. a silvery, malleable chemical element, one of the rare-earth elements, whose salts are generally green in color and are used to color glasses and enamels: symbol, Pr; at. no. 59. Origin of praseodymium.
Thorium is a chemical element with symbol Th and atomic number 90. A radioactive actinide metal, thorium is one of only three radioactive elements that still occur naturally in large quantities as a primordial element (the other two being bismuth and uranium).horium is also used as an alloying element in TIG welding electrodes. It remains popular as a material in high-end optics and scientific instrumentation; thorium and uranium are the only radioactive elements with major commercial applications that do not rely on their radioactivity.