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While helium is the most commonly used gas for filling balloons to achieve floatation, it is not the only option. Air-filled balloons will not float; however, it is possible to use other gases, like hydrogen, which is even less dense than helium at approximately 0.0899 kg/m³. Although hydrogen can lift balloons due to its lower density, it is highly flammable and poses significant safety risks, making it an impractical choice for general balloon decoration and usage.


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balloon ring stand_balloon ring stand