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Asked by S.S

Why is a blimp less dense than the surrounding in air?
15 years ago

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Answered by DrBob222
The blimp is filled with a gas less dense than air; i.e., usually helium. Hydrogen is even less dense than helium but there is a fire hazard with hydrogen. Read about the Hindenburg disaster if you want to follow up on that.
15 years ago

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