| − | '''Palladium''' is a chemical [[element]] with the chemical symbol '''Pd''' and the [[atomic number]] 46. It is a rare [[transition metal]] that was discovered in 1804.<ref>{{cite web|url=http://www.rings4love.com/education-metals.php#palladium|title=History of Palladium|year=2013|publisher=RFL|language=English|accessdate=27 January 2015|quote=Palladium was discovered by the British chemist William Hyde Wollaston in 1804.}}</ref> Some of its many practical uses include [[catalyst]]s, [[electronics]], use in blood sugar test strips <ref>http://www.periodictable.com/Elements/046/pictures.html</ref>, [[coin]]s, [[photography]] and dental casting.<ref name="SchmalzBindslev2008">{{cite book|last1=Schmalz|first1=Gottfried|last2=Bindslev|first2=Dorthe Arenholt|title=Biocompatibility of Dental Materials|url=http://books.google.com/books?id=mrreTHuo54wC&pg=PA246|accessdate=27 January 2015|date=10 October 2008|publisher=Springer Science & Business Media|language=English |isbn=9783540777823|page=246|quote=Palladium is a very common component of dental casting alloys of all types, and its use increases periodically in response to the increased cost of gold.}}</ref> It is most often mined in the [[Ural Mountains]], [[South Africa]], and [[Ontario]]. | + | '''Palladium''' is a chemical [[element]] with the chemical symbol '''Pd''' and the [[atomic number]] 46. It is a rare [[transition metal]] that was discovered in 1804.<ref>{{cite web|url=http://www.rings4love.com/education-metals.php#palladium|title=History of Palladium|year=2013|publisher=RFL|language=English|accessdate=27 January 2015|quote=Palladium was discovered by the British chemist William Hyde Wollaston in 1804.}}</ref> It is considered to be a [[Precious metal]]. Some of its many practical uses include [[catalyst]]s, [[electronics]], use in blood sugar test strips <ref>http://www.periodictable.com/Elements/046/pictures.html</ref>, [[coin]]s, [[photography]] and dental casting.<ref name="SchmalzBindslev2008">{{cite book|last1=Schmalz|first1=Gottfried|last2=Bindslev|first2=Dorthe Arenholt|title=Biocompatibility of Dental Materials|url=http://books.google.com/books?id=mrreTHuo54wC&pg=PA246|accessdate=27 January 2015|date=10 October 2008|publisher=Springer Science & Business Media|language=English |isbn=9783540777823|page=246|quote=Palladium is a very common component of dental casting alloys of all types, and its use increases periodically in response to the increased cost of gold.}}</ref> It is most often mined in the [[Ural Mountains]], [[South Africa]], and [[Ontario]]. |