Samsung's magnetic wireless power bank gives Galaxy users a new charging option, but early reviews suggest it may not be an ...
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Bosch debunks fridge magnet myths about energy use
Kitchen folklore has long warned that sticking magnets on a refrigerator door will make the appliance work harder and waste electricity, but engineers say that story belongs with other outdated energy ...
A great portable battery fits in your pocket and keeps your phone charged for days ...
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