In a building's window air-conditioner, the power comes from an electric motor that is located inside the sealed system.

The box should be as secure as a window air-conditioner.

Once the walls and the window air-conditioner were removed, the space was not dark at all.

The force of the blast also blew a window air-conditioner and 12 windows from their frames.

The streets were empty except for the hum of many window air-conditioners.

A kilowatt is about enough energy to run a single window air-conditioner.

Q. My 6-year-old window air-conditioner extends into an open porch, where it gets no sun.

The room was muggy, but the window air-conditioner had been shut off so no one would miss a word.

If possible, remove window air-conditioners, and store them for the winter.

"How can we be a couple weeks from 2007 and still be using window air-conditioners?"