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3 teens invented a salt-powered refrigerator that doesn't need electricity. They're building 200 of them for hospitals to use.
The Thermavault refrigeration unit can keep vaccines cool with a reusable salt solution. The teens who built it plan to test ...
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Walmart Is Selling a 'Fabulous' $300 Mini Fridge for Only $105, and Shoppers Say It Keeps Their Drinks 'Ice Cold'
Mini fridges are a great way to free up space in your main refrigerator, and they're surprisingly versatile too. We found out ...