Emphasize holding your finger on the ink pad, then on white paper, then you create a mold that can not be made by others throughout the world. Similarly, the tenth of your finger. Each of your fingerprint is a unique pattern of absolute, checkers pattern skin wrinkles different in every human finger. It is known to the Chinese rudah about 2,000 years ago. At that time, the Chinese emperors to mark your documents with fingerprints or "thumbprint".
In 1892 British scientist named Sir Francis Galton first prove that no two fingerprints are the same. In 1901 the British police and Scotland Yard, began using a system of criminal identification by fingerprints, based on a system that has been developed by Sir Edward Henry.The system is now used with small changes by the police around the world.
The system was developed by Sir Henry as follows:
All fingerprints are divided into groups according to the pattern: bun-bun horseshoe, double coil, arc-arc, arc melengkeng, whirlpool and abnormalities. By counting the number of lines contained all along the line between two specific points, can be determined each fingerprint group. Then the whole group was included in the units and also lies the perfect system for classifying fingerprints.
This system is satisfactory, and based on this system sidhk finger recordings stored in archives by type of pattern, and not by name or nature of the criminal. Even in its archives there are millions of fingerprints, but within a few seconds only to be found matching fingerprints.
Source: Our Body and What Happens To It
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