Carved into the rock beneath a Swedish city, a huge man-made cave system dating back to the Cold War is being used to heat local housing. Like many urban centers in Sweden, Vasteras operates a ...
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The Family Handyman on MSNWhy You Should Invest in a Tankless Water HeaterIf you're looking to make an investment in your home, a tankless water heater is a good place to start. Learn more about the energy-saving appliances here.
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