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Dubai: Strapping on a mask, flippers and peering into a giant tank where more than 40 sharks are minding their own business - you might take a second to wonder before jumping in to join them - will they eat me? Dubai Aquarium and Underwater Zoo has just launched its shark dive in the world's biggest suspended tank, at Dubai Mall. "Suspended" because there is another floor below it so 10 million litres of water are held up by columns that distribute the load into the building's foundations. But the answer is no, the sharks -sand tigers, grey reef, tawny nurse, leopard, blacktip or zebra sharks - will not eat you because they get fed everyday at 4pm. Their predatory instincts have been conditioned out of them through regular feeds and training. "People would not believe that you can train sharks," said Paul Hamilton, head curator of Dubai Aquarium, "but you can train them to feed on a particular type of food at a particular time of day." It took abou...