..."They charged that many of the new cabin crew, for example, were graduates of religious Imam Hatip schools rather than of technical universities - Imam Hatip schools were, the pilots said, classified as 'trade schools' and the Imam Hatip alumni were therefore 'camouflaged' as trade school graduates. This is no trivial claim, if true: the main responsibility of cabin crew is not to serve meals, but to handle in-flight emergencies or evacuations"