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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Sivalente@lemm.ee 8 months agoIf you could find a way to fill the lightbulb with a noble gas as you insert your filament, i think decent life is reasonable.
Ulv@feddit.nu 8 months ago
PipedLinkBot@feddit.rocks [bot] 8 months ago
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atyaz@reddthat.com 8 months ago
I don’t even know where to get that here never mind in times of yore
Mchugho@lemmy.world 8 months ago
One way is the fractional evaporation of liquid air until all that’s left are the noble gases. Or chemical extraction.