Inkless Fingerprinting – No Ink Stained Hands

It was the Chinese that first discovered and beganWith more and more businesses, government as well
to use fingerprinting as a means for individualas private entities looking to incorporate fingerprinting
identification. That was over 1500 years ago butinto their day to day operations a new method had
back then they didn't use it for crime solving. Oneto be developed. One that contained the best
thing that the Chinese used it for back then was as aaspects of all of the technologies that had been
means for signing and officiating documents andpreviously  developed.
items such as works of art.This in turn has led to the development and the
One big problem with fingerprinting was that ink wasgrowing popularity of inkless fingerprinting. With
always used for taking the actual fingerprint. This leftinkless fingerprinting the person being printed is
the person who had been fingerprinted with black inkpresented with what looks like an empty ink pad,
all over the fingers and hands, until it finally wore off,devoid of ink.
which could take days. So, obviously new methodsIn reality, the pad contains a harmless chemical that
needed to be developed.sticks to their skin just like ink would. After they
This in turn, led to electronic scanning technologies tohave applied their finger tip to the inkless ink pad,
be developed but these methods and technologiesthey they then push their finger tip onto a piece of
also had their inherent shortcomings. For instance,paper that is coated with another chemical the reacts
they required some level of training to operate. Also,with the one contained in the ink pad.
they often are fickle and can take several tries“Presto-chango”, an instant dark fingerprint
before they register a viable print.appears!