Helium can be transferred between foil balloons by inserting a straw into the valves of both balloons and pressing firmly on the helium-filled balloon. Make sure the majority of the straw should be inserted into the helium-filled balloon. Hold the neck as tight as possible to avoid helium from escaping. The helium will pass through the straw and into the new balloon.
How to Transfer Helium Between Foil Balloons
Modified on: Mon, 15 Mar, 2021 at 4:34 PM
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