Since it's a relatively small volume, why not hydrogen? Is it too reactive? | Hacker News

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		fortran77 on July 10, 2024 \| parent \| context \| favorite \| on: The Race to Seal Helium HDDs (2021) Since it's a relatively small volume, why not hydrogen? Is it too reactive?

banish-m4 on July 10, 2024 [–]

Even harder to contain than helium. Hydrogen notoriously diffuses through many materials and ridiculously-small pores.

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