+615
You wish balloons floated when you blow them up instead of needing helium, amirite?
by Anonymous11 years ago
.......But then we would never be able to play "Don't Let The Balloon Touch The Floor"
by Anonymous13 years ago
There are other denser-than-air gases.
by Anonymous11 years ago
But none as easily accessible to a child.
by Anonymous11 years ago
But what we exhale is carbon dioxide and if CO2 floated, we would have no plants and if there are no plants, the main source of oxygen won't exist and we'd all be dead.
by Anonymous 13 years ago
by Anonymous 11 years ago
by Anonymous 11 years ago
by Anonymous 11 years ago
by Anonymous 11 years ago