The Chit Chat Thread: 2 (Electric Boogaloo?)

[Psychospacecow]

In my forensics class, we were doing a lab which demonstrates how fingerprints are found and collected. Near the end, two ladies were messing around with the black lights we were using with some powder, and took selfies with the lights on their teeth, shining white. I don't have the courage to tell them that's how people detect semen...