| http://www.w3.org/ns/prov#value | - Present commercial thermoelectric devices operate at about 10% of Carnot efficiency, whereas the efficiency of a compressor-based refrigerator increases with size: a kitchen refrigerator operates at about 30% of Carnot efficiency and the largest air conditioners for big buildings operate near 90%.Today???s thermoelectric devices are particularly useful when the efficiency is a less important issue
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