Â鶹Éç

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The tricks to keeping sharp in a 24-hour service where mistakes could be disastrous. Neil May, head of human factors at NATS tells the Â鶹Éç's Laurence Knight how the company minimises human error in some of the busiest airspace in the world at their control centre in Swanwick. (Picture: Air traffic controllers at the NATS Swanwick control centre; Credit: NATS)