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helium

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frostfair | 11:19 Wed 23rd Mar 2005 | Science
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what other property of helium makes it good for filling airships
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Avatar Image newtron
It is not flammable.
11:33 Wed 23rd Mar 2005
Avatar Image JOEYSHABADO
Once the airship has been used, the engineers can inhale the helium to make cool squeeky voices.
12:14 Wed 23rd Mar 2005
Avatar Image samz90
It is less dense than air.
09:35 Fri 25th Mar 2005

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helium

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