Let's talk about a terrific new alternative-energy source that can save you up to $4 billion a year on your home heating bills. (This estimate is based on a typical 700,000-square-foot roofless home on the planet Uranus; your actual savings may vary.)
Now, you probably think this is another one of those pie-in-the-sky articles about heating your home with molten lava or some other project so absurdly difficult that your only reaction is to pity the deranged fools who actually tried it. You know the articles I mean:
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