tapis de souris gaming Pad Yttrum


The Yttrium, of symbol Y, is the element of atomic number 30 and atomic mass 89. The most important uses of yttrium are LEDs and phosphors, particularly the red phosphors in television set cathode ray tube (CRT) displays. Yttrium is also used in the production of electrodes, electrolytes, electronic filters, lasers, superconductors, various medical applications, and tracing various materials to enhance their properties.

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