Jordanian taekwondo instructor Mustafa Dasan breaks cement slabs with his elbow in a bid to enter the Guinness Book of World Records during a public show in Amman Dasan, 54 and father of six, on Saturday broke 5,000 kg of marble and cement bricks in one minute and sixteen seconds in the presence of Jordanian referees. In the same event, Mustafa also let another man operates a jackhammer on his stomach.
