this post was submitted on 24 Sep 2024
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Futurology
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Wouldn't NO2 work too at similar cost? Or Helium?
NO works better, because it doesn't cause a feeling of asphyxiation.
helium is expensive af, so it's not an option. (it's also basically non-renewable and we're probably running out of helium in the medium-to-far future...so not a good idea)