Pautan luar Helium

UmumMaklumat lanjutLain-lainKekurangan helium
 Jadual berkala
H He
LiBe BCNOFNe
NaMg AlSiPSClAr
KCa ScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSr YZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg
Logam alkaliLogam alkali bumiLantanidAktinidLogam peralihanLogam lainMetaloidBukan logam lainHalogenGas adi
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Rujukan

WikiPedia: Helium http://balloonartists.com.au/helium-dangers.html http://www.lousballoons.com.au/dangers-of-helium.h... http://www.phys.unsw.edu.au/PHYSICS_!/SPEECH_HELIU... http://www.oma.be/BIRA-IASB/Public/Research/Thermo... http://www.cbc.ca/news/world/two-students-die-afte... http://www.phys.ualberta.ca/~therman/lowtemp/proje... http://cdsweb.cern.ch/record/455564 http://visits.web.cern.ch/visits/guides/tools/pres... http://www.aga.com/international/web/lg/aga/like35... http://arstechnica.com/information-technology/2013...