My business in security. We protect the glazing in buildings around the world from terrorist bomb blasts. A suicide bomber will have about 30-35 pounds of explosives packed in around his crotch. It will be made of diesel fuel, fertilizer, and various types of shrapnel for maximum damage. He will be wearing an inordinate amount of perfume to disguise the smell. Here is a tip for you. If you are in a crowded area that might be a target and see a guy with a towel on his head who smells good --- RUN LIKE HELL!