His encore: Cool invention!

September 6, 2012 at 6:41 am in River Falls Journal

Two years ago Virgil Johnson invented an energy-saving solar air heater for homes. He sold a do-it-yourself eBook online on how to build one.
Now the 55-year-old Virgil Johnson is back with another energy-saving invention with the long name of: Rain-Barrel-Water-Mister-For-Your Central-Air-Conditioner.
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