Nazis invented an exploding chocolate bar for use in World War II, The bomb was made of steel with a thin covering of real chocolate. When the piece of chocolate at the end was broken off, the canvas detonator was pulled, and, after a delay of seven seconds, the bomb would explode.

Nazis invented an exploding chocolate bar for use in World War II, The bomb was made of steel with a thin covering of real chocolate. When the piece of chocolate at the end was broken off, the canvas detonator was pulled, and, after a delay of seven seconds, the bomb would explode.