Summary "Consumers Buy More Efficient Refrigerators, but Keep the Old Ones Humming” by Leora Broydo Vestel appeared in the March 19, 2010 issue of Nature. In this article, Vestel deals with the issue of efficient refrigerators. Many journalists from United States Department of Energy, a large number of older refrigerators remain on the grid, even when swapped for more energy efficient models. The authors believe that the refrigerators have become the most important part of any household. Some consumers will buy the new fridges with energy saving but we can see an increasing number of consumers don’t actually get rid of the old fridge. The authors cite the report notes to prove this point. “The number of U.S. households with two or more refrigerators has increased, and the secondary refrigerators are typically older and less efficient than the primary models.” That means people are getting more refrigerators at home, also some of them will keep the old one and use it. This happen will cost more money for using
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