Comment on incredible

• atyaz@reddthat.com ⁨1⁩ ⁨year⁩ ago

  I don’t even know where to get that here never mind in times of yore

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  • Mchugho@lemmy.world ⁨1⁩ ⁨year⁩ ago

    One way is the fractional evaporation of liquid air until all that’s left are the noble gases. Or chemical extraction.

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• Ulv@feddit.nu ⁨1⁩ ⁨year⁩ ago

  You can also use a sacrificial gas that burns off before the filament. Saw it in a youtube video youtu.be/ThBkzEfjVl0?si=gJW8JyD8KM1Y5Ye8

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  • PipedLinkBot@feddit.rocks [bot] ⁨1⁩ ⁨year⁩ ago

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