Energy & Sustainability Science
How many balloons does it take to lift a person?

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Jim writes – “I just wanted to let you know I uploaded a video that almost everyone will find interesting. Have you ever wondered how many helium balloons it would take to lift a human being off the ground? We did it, and the video is the story of what happened. I think almost every human being has wondered at some point in their life what it would be like to be lifted in the air by helium balloons…” Link.


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