hot air

Without any prior knowledge of ballooning, Donaldson bartered his way into owning a hot air balloon and debuted as an aeronaut in 1871.

The Liberal government and its Irish nationalist partners kept trying to convince themselves that was all hot air — sounds familiar, right? — but the wish-casting got more challenging after Carson unveiled the Ulster Covenant of 1912.

The next byproduct of fire is heat — like the burner in a hot air balloon, the wildfire causes the bottom layer of the atmosphere to become less dense and therefore rise.

But she said the fan mainly blows hot air in her direction.

Make sure you close the windows on the sunny side of your home, to keep out hot air.