Welcome to one in a series of many Rugged Dad of the Apocalypse Prepper Compendiums. This one focuses on materials you might need to survive a chemical/biological/radiological incident.I don't know if you bought this one in print or digital form. I'm sure someone keeps track of that stuff though, either the overlords at --information redacted-- where you likely purchased this book or the NSA. Either way, I wouldn't worry about it. It's better that...