| Although the days of the Zeppelins have passed, lighter-than-air craft remain in the public eye because of their use in televising sporting events. |
| Because helium does not burn readily like hydrogen, it is a popular gas for lighter-than-air balloons. |
| At that point came the true division between heavier-than-air and lighter-than-air machines. |
| Dominick, however, wished more than I did to see his lighter-than-air craft in all its glory. |
| Balloons, the most elementary form of lighter-than-air air-craft, unprovided with any means of propulsion or steering. |
| In 1919, a British airship made the first transatlantic flight for a lighter-than-air vessel. |
