Further to an earlier post on ground-based heat pumps, here's an example of how it worked in one house in north America.
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I'm not sure people have believed me when I've said that there have been discovered uncaffeinated coffee beans. Well, here's one...
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"'Do not think that I have come to abolish the law or the prophets; I have come not to abolish but to fulfill. For truly I tell yo...
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from: http://static.guim.co.uk/sys-images/Guardian/Pix/online/2012/5/22/1337672561216/Annular-solar-eclipse--008.jpg
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