If you’ve ever been curious about how balloons go from raw rubber to party decorations, this behind-the-scenes factory tour will give you a whole new appreciation for the process. You'll also see how ...

Art Thompson:There's a series of nylon strings that run through that balloon material to be able to carry the weight. 801:01:26:02 01:01:31:20Narrator:As the balloon climbs, the helium expands ...