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Refrigerators To Cool With Sound (Cool!)

T-Kir writes "A very interesting report from the BBC where researchers at Penn State University are developing a prototype fridge that cools using metal plates and sound waves. If successful, this technology would help remove the dependance on gases that contribute to global warming. Talk about Cool!"

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  1. greenhouse != ozone layer by g4dget · · Score: 1, Redundant

    The primary problem with CFCs is that they destroy the ozone layer, not their contribution to global warming. The two problems are rather different from one another. The destruction of the ozone layer is already a serious problem in some parts of the world, while global warming has not become such a big problem--yet.