• LifeInMultipleChoice@lemmy.world
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    1 year ago

    I think they understood that, the other user was pointing out you could use a heavier gas to ensure the balloon wouldn’t be equal in weight to the atmosphere. It would make it “float” more in an equivalent manner as a helium baloon does in the opposite direction.

    People usually show the effects of the weight of these gases as well by breathing it in, helium makes your voice higher, where sulfer hexaflouride would make your voice lower.