Supermarket is saving $80 million a year just by putting doors on its refrigerators

Supermarket is saving $80 million a year just by putting doors on its refrigerators By Sarah Miller, grist.org You know how when you were a teenag­er (or a 20-some­thing liv­ing on your par­ents’ couch) and you stood around with the refrig­er­a­tor door hang­ing open, and your mom would be all “hey, I’m not pay­ing to … Continue reading Supermarket is saving $80 million a year just by putting doors on its refrigerators