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If your container is over 100ml it is not allowed through security with any liquid in at all. However, you may take an empty water bottle through security and refill it at one of our water fountains or restaurants. Drinks that are open or that you are consuming prior to the security checkpoint cannot be carried through and must be fully consumed or discarded. An exception to this rule is milk or sterilised water for babies. You can carry as many of these as necessary for your trip and they can be over 100ml. Expressed breast milk in individual containers no l