1.   Are there balloon touring companies in the area?

2.   Lindstrand, head of the competing balloon manufacturing company that made the Virgin Global Challenger, believes the Cameron double-wall air insulation system is ineffective.

3.   Since Redhook has made the land available to hot-air balloon companies in Woodinville, visitors see brilliantly colored balloons drifting above.

4.   They said many balloon companies were using hydrogen because helium was five times more expensive, according to the Post.