WATCH: The chemistry and science of mummies, vampires and ghosts explained
Judy from Chemistry and Engineering News (CEN) explains the science of vampires, ghosts and mummies (Screen capture)

Lola Gayle, STEAMRegister.com Trick-or-treat time is nearly here, and the folks at CE&N's Speaking of Chemistry have been "boning up" on the chemistry of three creepy classics – mummies, ghosts, and vampires. First off, let's talk about mummies. The ancient Egyptians are famous for their mummification techniques. But did you know that some bodies can actually…