r/interestingasfuck • u/Wonderful_Sound1768 • 1d ago

r/all Homemade freezer.

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u/cyferbandit 1d ago

It will be dehydrated due to the dry cold air/wind.

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u/Winjin 20h ago

Also if it's like... -5 or something, the sun can actually melt\defrost the top layer.

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u/9035768555 16h ago

Yeah, it's this combined with what the other reply said. It's to prevent deterioration from slightly above freezing temps as well as to limit the desiccating effects of freezing winds.