Oct 17, 2018: No doubt, the fridge/freezer consumes lots and lots of energy. If you can afford a new one, go EnergyStar. If not, you can still minimize that dinosaur's energy carbon footprint. Cover your food and ice cubes with a lid or a plate rather than foil or plastic wrap. It'll prevent condensation from escaping and forming ice on the walls, which makes the appliance work even harder. Is the ice built up? It's time to defrost.

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