Can high explosives make your donner kebab taste the business. Can safety equipment really protect your body from attack. Can we turn a mobile phone into a time bomb. Brainiac boffin Jon Tickle finds out whether eating bagels can make you fail a drug test. Is staring at a woman’s breasts for 30 minute the equivalent of a 30 minute workout. What will make a man run faster – greed or fear? We travel to Swindon to experiment with Mexican waves. Is it better to be Fat or Thin in a sinking ship? We try to break open a safe by dropping it from a great height. Does laughing gas really make everything funny.