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oh_sigh
on Aug 10, 2020
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How long does a freezer stay frozen when the power...
You could just freeze a cup of water, and then stick a penny in top of it. If you ever come back to find your penny embedded or at the bottom of the cup, you know your freezer thawed out at some point
jandrese
on Aug 10, 2020
[–]
Just make sure to cover the cup so the ice doesn't sublimate away.
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