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28 featured content items:
Featured articles (28)
H, O, F, Zn, Ge, Y, Nb, Tc, Xe, Cs, Pb, At, Fr, Th, Pu, Cf, Db, Hs, Nh, Ts, Og, noble gas, metalloid, periodic table, radiocarbon dating, history of aluminium, island of stability
 Signpost interviews: 2011, 2013
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