U.S not sure about the state
Police could use black powder.
how do you find fingr prints in a murder case
Everybody has different fingerprints.
In most cases DNA fingerprints are used in identifying crime suspects. If there are fingerprints left at a crime scene then DNA fingerprints are used to attempt to identify the suspect. There is a database of criminal fingerprints that prints can be matched to if they are in the database.
No, fraternal twins do not have the same fingerprints, because everyone no matter what has different fingerprints. not even twins.
tennesse
Sir William Herschel is recognized as being the first person to use fingerprints as a means of identification.
The first country to officially use fingerprints for criminal identification was Argentina in the 1890s. Juan Vucetich, an Argentine police official, pioneered the use of fingerprints in solving crimes and identifying suspects.
Fingerprints were first used to solve crimes in 1892, when they were instrumental in the conviction of a burglar in Argentina. This case marked the beginning of the widespread use of fingerprints as a forensic tool in criminal investigations.
Fingerprints were first used in detective work in the 19th century in British India by Sir William James Herschel. He implemented the use of fingerprints as a means of identifying individuals and preventing impersonation.
the Chinese
Sir Francis Galton, an English scientist, conducted the first definitive study of fingerprints in the late 19th century. His work laid the foundation for the use of fingerprints as a reliable method of personal identification.
No, you cannot use ethiol to make fingerprints show up. However, you can certainly use ethanol to make fingerprints show up.
tennesse
They weren't used. They didn't know about fingerprints.
Fingerprints
While the use of fingerprints for the purpose of identification goes back 2000 BC, the first modern book on it was in 1892; Sir Francis Galton's book "Fingerprints" was published in 1982.