Refrigerators

Refrigerators help to preserve food.

Tom sold three refrigerators today.

You sold refrigerators.

You were selling refrigerators.

You used to sell refrigerators, didn't you?

Do you sell refrigerators here?

They were selling refrigerators.

They sold refrigerators.

Yanni heard the loud sound of the giant refrigerators.

Hydrofluorocarbons (HFCs) are found in refrigerators, freezers and air conditioners worldwide. They can be hundreds or thousands of times more potent than carbon dioxide in terms of their planet-warming potential.