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A hot air balloon is a lighter-than-air aircraft consisting of a bag, called an envelope, which contains heated air. Suspended beneath is a gondola or wicker basket (in some long-distance or high-altitude balloons, a capsule), which carries passengers and a source of heat, in most cases an open flame caused by burning liquid propane. The heated air…
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air balloon hot balloons envelope pilot may flight fabric used burner basket also first passengers made pilots propane gas use
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Hot air balloon | is a | lighter-than-air aircraft consisting of a bag | 0.90 | text |
| Hot air balloon | is a | first successful human-carrying flight technology | 0.90 | text |
| Nomex | instance of | is made from a fire-resistant material | 0.80 | text |
| ripstop nylon or dacron | instance of | similar to high-pressure forklift cylinders.EnvelopeModern hot air balloons are usually made of materials | 0.80 | text |
| nitrogen | instance of | or by the introduction of an inert gas | 0.80 | text |
| ripstop nylon or dacron | instance of | EnvelopeModern hot air balloons are usually made of materials | 0.80 | text |
| Helium or Hydrogen to lift the balloon | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
| though this means it is technically not a hot air balloon | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
| though they did influence the design of hybrid balloons.HybridThe 1785 Rozière balloon | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
| is the main type of hybrid balloon | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
| named after its creator | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
| Jean-François Pilâtre de Rozier | instance of | followed later that year with manned flights.GasInstead of using regular air it is also possible to use lighter than air gasses | 0.80 | text |
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