How do they sell refrigerators in cold countries?

Even in winter with 2 meters of snow on the ground, a refrigerator will keep frozen items at -20C and fresh items at 3C. When the sun is out and the snow melts, the frozen items will still be -20C and the fresh food will be at 3C. As a bonus, most... read more

Even in winter with 2 meters of snow on the ground, a refrigerator will keep frozen items at -20C and fresh items at 3C. When the sun is out and the snow melts, the frozen items will still be -20C and the fresh food will be at 3C. read more

Fridges do the same, except they use 'freon' not water. At the back of your fridge is a compressor and a few pipes. Freon is gas at room temperature, but can be compressed to a liquid. The compressor compresses the freon into a liquid, then pumps it through the pipes. read more

Refrigerators are getting bigger in China. And even the largest household refrigerators in America are small compared to commercial refrigerators and freezers. The downside to our huge refrigerators is that they use huge amounts of energy; the upside, the Atlantic points out, is how much food is saved rather than wasted. read more