A balloon is a flexible bag that can be inflated with a gas, such as helium,
hydrogen, nitrous ... Balloons are used for decorating birthday parties, weddings,
corporate functions, school events, and for other festive gatherings. The artists
who use ...
Party balloons: a history
Dec 13, 2011 ... Foil balloons hold their shape better than rubber balloons, and so they were
better for conveying messages like “Happy birthday!” or “It's a boy!”.