Bill Pauling checks the thermostat at Bill's Supermarket in Montevideo. A heat exchange unit that captures waste heat from the store's refrigeration system is proving its worth by reducing the need to run a natural gas furnace. So much so, a utility company's meter reader came to see why usage was so low. Tribune photoby Tom Cherveny
Energy conservation is good business
MONTEVIDEO -- Just as the heating season got underway in earnest, Bill Pauling spotted a guy looking over the natural gas meter at his downtown, Montevideo grocery store with a quizzical look on his face.
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