Image Credit: The American Chemical SocietyFake blood is a staple of the Halloween horror film experience, but there's no one recipe to suit every filmmaker's needs. The chemistry of fake blood has always been tweaked to create the most realistic experience, or at least the most budget-friendly. From Alfred Hitchcock to Sam Raimi, join us on a Halloween tour of the chemistry of gore: https://youtu.be/8OC5rji1stI