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Yes, but it cools quickly and loses lift. Helium doesn't.
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If you can kill lift during gound handling, then that's a feature, not a bug. Here's a website from ~2002:
The Flying Kettle Project - balloons and airships filled with steam!
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EDIT - Airships would be cool.
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I like
http://http://www.aeromodeller2.be/.
♪♫ Journey for nothing and the lift is free ♪♫