Curious if this would have any noticeable energy savings. Basically thinking of taking old semi-disposable plastic containers (the ones that like deli meat, butter, etc come in), freezing them outdoors, and letting them defrost (absorb heat) in the fridge/freezer. Basically back to the “ice box” model.

Anybody doing that and/or have any results to share? Mostly curious if it would be worth the effort.

  • nocturne@sopuli.xyz
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    19 days ago

    I always have jugs of ice in the freezer, if I use one during the cold of the winter I will refreeze it outside before putting it back into the fridge.

    I also store food outside in the snow. I usually keep a large ice chest outside in the winter and use that for overflow food.

    • zhunk@beehaw.org
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      18 days ago

      What do you use jugs of ice for?

      I freeze gallons of water to put in a cooler on camping trips, but idk what I would do with them in the winter.

  • jol@discuss.tchncs.de
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    18 days ago

    Fridges are some of the most efficient appliances in the home but I always think it’s funny that in the winter we keep the house warm and the fridge cold, when we could just harness the cold from outside.

    • Admiral Patrick@dubvee.orgOP
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      19 days ago

      Lol, yeah. Though the exhaust heat from the refrigerator does warm the house (good in winter, not good in the summer).

      Definitely have had the thought about a thermostat controlled vent that would utilize outdoor air when the temperature permits. Might be one of those ideas that’s nice but impractical.

      • jol@discuss.tchncs.de
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        18 days ago

        I think the next level of after heat pumps is complete heat management. Waste heat from kitchen exhaust? Heat pump. Hot water down the drain? Heat pump.

  • Blue_Morpho@lemmy.world
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    19 days ago

    That’s brilliant. I googled the energy costs. It’s $30 a year to run a fridge. So it doesn’t save much money because you can only do it in winter but it’s still a great idea.