Fingerprints

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Fingerprinting is used for many things, such as a robbery, or at a crime scene. Fingerprints were first discovered in 1870 by Alphonse Bertillon, who was a French anthropologist. In 1892, Juan Vucetich had made the first criminal report using a fingerprint. In 1905 America used fingerprints for identification. When America started using fingerprints for identification they had to match the fingerprints manually when needed. When technology was able to enter fingerprints, and match them with anonymous ones, it helped identification immensely.

Fingerprints are formed during the first, third to fourth months of fetal development. While growing (in the womb) the fingerprint and the ridges will expand. A fingerprint stays the same from when you are born to when you die. Even when we get an injury the skin will grow back the same as it was before. Every person in the world has their own unique fingerprint, even twins! A fingerprint can’t tell what ethnicity you are. Each of your fingerprints has their own unique fingerprint, too. When we use drugs or wash the dishes, our fingerprints can change. Fingerprints are left by oils or amino acids to a surface, for example: paint or blood.

There are two different types of fingerprints: Latent and Patent fingerprints. Latent fingerprints are fingerprints that can’t be seen alone with a naked eye. Patent fingerprints are fingerprints that can be seen with a naked eye. To see a Latent print there are a few ways to see the print. One way is to use a magnetic powder for prints on paper, we dust the powder on the paper until we see the print. Then we use tape to lift the print of the paper. Another way to find a print is to use a powder that has no magnetic substances, used for materials that ca...

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... latent and identification of fingerprints, and a minimum of 80 hours of formal training in latent print matters.

Over all, fingerprints are a big part of crime scenes and us. A fingerprint helps us identify others, and fingerprints are not just for humans, but for some animals too. Fingerprints are also unique on each of our fingers. Fingerprinting has been going on for almost one hundred and forty years, and has been getting more advance with technology and everyday life.

Works Cited http://www.odec.ca/projects/2004/fren4j0/public_html/jobs_fingerprinting.htm http://www.odec.ca/projects/2004/fren4j0/public_html/fingerprint_basics.htm

http://www.odec.ca/projects/2004/fren4j0/public_html/types_prints.htm

http://www.odec.ca/projects/2004/fren4j0/public_html/fingerprint_patterns.htm

http://www.odec.ca/projects/2004/fren4j0/public_html/jobs_fingerprinting.htm

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