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What are smartphones made of?

If you were asked what a smartphone was made of, you might say plastic, metal and glass, right? While those may be key components in a smartphone, these digital devices are made up of many different chemicals and components you might not expect. Here’s a hint: to make a smartphone, something first needs to be ground into a powder and tested.

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Stop robocalls once and for all

Robocalls are not only annoying, but they scam Americans out of millions every year. Learn Kim's tricks for stopping them for good in this handy guide.

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