Today in my lab, my partner and I continued creating a small robot arm. We made a hold and I catched a material by my finger directly. Nearly finish, normally they slow drill’s speed down, but he did not that made material rotate along to drill rotation. Then It injured my index finger, oh blood, blood… He asked me to go to infirmary but I refused and came back to my dormitory then asked my teacher for some germicides and cleaned my injure…..