When you close the door, the freezer must again cool the air.

Spring was upon us but the storm had cooled the air.

The shower passed on one side, and gave me a few drops only, which did not cool the air.

In former days these were filled with ice to cool incoming air.

These are the rooms in which water used to cool air throughout the building is chilled.

Then the air cooled as they came to a region of mist.

The exchangers cool the air through contact with the cold water system.

"I imagine it helps to cool the air," the smith said.

The sun eased down behind the mountains, cooling the 100-degree air.

While this approach is probably less efficient, there are savings on cooling air, weight and cost.