The most authoritative answer in 2024
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Harper Allen——Studied at the University of Oxford, Lives in Oxford, UK.
Freezers set to 0--F are effective in killing
bed bugs, but the things you are
freezing must be left in the freezer for at least 4 days. If you are worried about ensuring that temperatures are low enough, use a remote thermometer and monitor the temperature inside the items you are
freezing.
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