I WANT YOU TO TAKE A LOOK AT THIS. IT IS THE BLADE FROM AN ICE SKATE. AND IF YOU LOOK CLOSELY, YOU CAN SEE THE RAZOR SHARP BURRS CREATED WHEN THE SKATE IS SHARP. AND AND THOSE BURRS ARE WHAT’S BEEN ...

Conicity Technologies has developed a machine to increase ice skaters' performance on the ice and decrease the chances that a skate's blade will lacerate flesh. "The way the blades are sharpened, they ...