Learn how to develop latent fingerprints using black fingerprint powder. More information on fingerprinting and crime scene investigation techniques can be found on the Crime Scene Investigator Network website at [ Ссылка ]
![](https://i.ytimg.com/vi/tqFzVfPRd5s/mqdefault.jpg)
Learn how to develop latent fingerprints using black fingerprint powder. More information on fingerprinting and crime scene investigation techniques can be found on the Crime Scene Investigator Network website at [ Ссылка ]