Book On Building Geeky Stuff

Adventures from the Technology Underground : Catapults, Pulsejets, Rail Guns, Flamethrowers, Tesla Coils, Air Cannons, and the Garage Warriors Who Love Them: Explore similar items](https://www.amazon.com/exec/obidos/ASIN/1400050820/juxtaposition-20?dev-t=DW7KZDVJYZAIL%26camp=2025%26link_code=xm2 “Amazon.com: Adventures from the Technology Underground : Catapults, Pulsejets, Rail Guns, Flamethrowers, Tesla Coils, Air Cannons, and the Garage Warriors Who Love Them: Explore similar items”)

Mythbusters, except encouraging “do try this at home”. Will have to get this book.