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The video of the stone

Toothpaste is a product used to clean the mouth. Here are some ideas that seem a bit strange, let's try it out!

Along with the increasing living standard, the human body also has many changes, the growth of toenails and nails also tends to grow faster.

Scientists at the Massachusetts Institute of Technology (MIT) have invented a wireless nail-based wireless device called NailO, which allows for easy control of the phone.