Fingerprinting, fire foresenics, hair analysis, every kind of sniffing dog (except corpse/person). If you want to have a good time sometime, look up all the var

Fingerprinting, fire foresenics, hair analysis, every kind of sniffing dog (except corpse/person). If you want to have a good time sometime, look up all the various branches of criminal "science" and find out how many have any substantial backing in real science, then go watch an episode of CSI or Forensic Files and count how much of what's discussed with such grandiosity is utter bullshit.