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 cool the whole neigh­bor­hood”? Well,…

RT @grist: Supermarket is saving $80 MILLION a year just by putting doors on its refrigerators http://flip.it/jD719 http://flip.it/bpwij