http://www.dailymail.co.uk/news/article-2342506/Is-worlds-dangerous-bicycle-Inventor-powers-bike-JET-ENGINE-reach-speeds-50mph.html A plumber (Colin Furze) has built what he himself admits is probably the most dangerous bicycle in the world, powered by a homemade jet engine, which can achieve speeds of 50mph. …attached a jet engine to the back and extended the frame so the rider is supposedly a ‘safe’ distance away from the heat …