For DIY, I'd guess helium. | Hacker News

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		maxerickson on May 5, 2013 \| parent \| context \| favorite \| on: A home made periodic table For DIY, I'd guess helium.

iand on May 6, 2013 | [–]

Get it from a party balloon?

TeMPOraL on May 6, 2013 | | [–]

May be hard to keep for longer than a day or two though.

RBerenguel on May 5, 2013 | [–]

Scandium?

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