A 90-year-old woman in China's Hubei province has been using a live hand grenade as a makeshift hammer for 20 years. She had found the object on her farm. "I've been using it at home to pound red ...

When hitting a flat surface to smooth a wood finish, remove a dent, or bring pieces of wood flush, the hammer will simply absorb the impact. When used to drive in nails or sharper objects ...