​INTRODUCTION TO FINGERPRINTS A special kind of friction skin is covered on the palmer surface of the hands, fingers and the sole of the feet including toes.  The skin is covered with minute ridges which are raised lines. The nature designed the ridges and furrows in-between two ridges on the hands and feet to prevent  in slipping,  grasping and locomotion. According to Professor Haris Wilder and Mr Burt Wentworth, the ridges are formed by the Read more about INTRODUCTION TO FINGERPRINTS[…]