2/6. Lost at Sea. Four scientists are at a workshop on Zanzibar for a series of challenges. Tonight, using the natural resources of the island,
Kate Humble has to be eguipped with everything she needs while lost at sea. The scientists have to knock up a distress flare, a lifejacket and a beacon that will enable her to be spotted from a rescue boat. Series producer Alison Gregory ;
Executive producer Stephen Haggard (AD)