I bet his students scored higher chemistry grades than average after:
Authorities say David Pieski used an overhead projector to give the instructions. He also advised them to use an electric detonator to stay clear from the blast.
Bureaucrash Blog says there’swith this kind of class:
Information on bomb making isn?Ã„Ã´t exactly scarce these days and having a teacher give hands on training on safe explosives making seems like a decent education to me.