“A” is for Forensics?

While conducting research for my current novel DEAD BURN, I realized that there are some very interesting forensic facts that may or may not be widely known to most people. I have physical notebooks and online file folders filled with information that I might use in upcoming stories. Basically, I like to have more information than I’ll ever need, but these are good reminders for crime fiction writing.

This is for all you armchair CSI buffs or crime fiction authors:

ABO blood groups:

This is a bl...