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Hydrogen and methane balloons floating without helium science experiment (explosion!)

Watch a science experiment showing how balloons can float using methane and hydrogen instead of helium. See how hydrogen is ...
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How To Make DIY Flying Balloon Without Helium

How To Make diy Flying Balloon Without Helium Hello and welcome to Robin's Fun Playtime. In this video, we are trying a little science experiment that could be so fun for science projects at school.